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<rss xmlns:itunes="http://www.itunes.com/dtds/podcast-1.0.dtd" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:podcast="https://podcastindex.org/namespace/1.0" xmlns:media="http://search.yahoo.com/mrss/" version="2.0"><channel><title>Chemistry, Properties and Tests of Precious Stones</title><link>https://www.spreaker.com/podcast/chemistry-properties-and-tests-of-precious-stones--6900367</link><description><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></description><atom:link href="https://www.spreaker.com/show/6900367/episodes/feed" rel="self" type="application/rss+xml"/><language>en</language><category>Science</category><copyright>Copyright Science Stories</copyright><image><url>https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/f0642c88cdbbf92ce9cbdb031f2d7f6b.jpg</url><title>Chemistry, Properties and Tests of Precious Stones</title><link>https://www.spreaker.com/podcast/chemistry-properties-and-tests-of-precious-stones--6900367</link></image><lastBuildDate>Sun, 16 Aug 2026 09:19:10 +0000</lastBuildDate><itunes:author>John Mastin</itunes:author><itunes:owner><itunes:name>Science Stories</itunes:name><itunes:email>spreaker32@podcastlibrary.org</itunes:email></itunes:owner><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/f0642c88cdbbf92ce9cbdb031f2d7f6b.jpg"/><itunes:subtitle>Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless....</itunes:subtitle><itunes:summary><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></itunes:summary><itunes:category text="Science"/><itunes:category text="Arts"><itunes:category text="Books"/></itunes:category><itunes:category text="Arts"/><itunes:explicit>false</itunes:explicit><itunes:type>episodic</itunes:type><item><title>Scientific American Supplement, No. 458, October 11, 1884-Various</title><link>https://www.spreaker.com/episode/scientific-american-supplement-no-458-october-11-1884-various--73973385</link><description><![CDATA["Scientific American Supplement, No. 458, October 11, 1884-Various" offers a fascinating glimpse into the scientific discussions and discoveries of the late 19th century. This collection showcases a range of topics, including the chemistry, properties, and tests of precious stones, reflecting the era's burgeoning interest in natural sciences and the quest for knowledge. The insights presented in this work not only highlight the scientific rigor of the time but also resonate with today's ongoing exploration of materials and their properties.]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/73973385</guid><pubDate>Sun, 16 Aug 2026 09:07:35 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/73973385/scientific_american_supplement_no_458_october_11_1884_various.mp3" length="161079363" type="audio/mpeg"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>"Scientific American Supplement, No. 458, October 11, 1884-Various" offers a fascinating glimpse into the scientific discussions and discoveries of the late 19th century. This collection showcases a range of topics, including the chemistry,...</itunes:subtitle><itunes:summary><![CDATA["Scientific American Supplement, No. 458, October 11, 1884-Various" offers a fascinating glimpse into the scientific discussions and discoveries of the late 19th century. This collection showcases a range of topics, including the chemistry, properties, and tests of precious stones, reflecting the era's burgeoning interest in natural sciences and the quest for knowledge. The insights presented in this work not only highlight the scientific rigor of the time but also resonate with today's ongoing exploration of materials and their properties.]]></itunes:summary><itunes:duration>20115</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/f0642c88cdbbf92ce9cbdb031f2d7f6b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Mysterious Forces of Civilization-Abdu’l-Bahá ‘Abbás</title><link>https://www.spreaker.com/episode/mysterious-forces-of-civilization-abdu-l-baha-abbas--73921337</link><description><![CDATA["Mysterious Forces of Civilization-Abdu’l-Bahá ‘Abbás" delves into the profound impact of Abdu’l-Bahá, a pivotal figure in the Bahá'í Faith, whose teachings and actions have shaped modern civilization. This work explores the spiritual and social forces that drive progress and unity among humanity, emphasizing themes of love, justice, and the interconnectedness of all people. Its enduring message resonates today as we navigate a world filled with division and conflict, reminding us of the power of compassion and understanding in fostering global harmony. Engaging with this text offers listeners a timeless perspective on the transformative potential of individual and collective action for a better future.]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/73921337</guid><pubDate>Sat, 15 Aug 2026 09:08:58 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/73921337/mysterious_forces_of_civilization_abdu_l_baha_abba_s.mp3" length="118106972" type="audio/mpeg"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>"Mysterious Forces of Civilization-Abdu’l-Bahá ‘Abbás" delves into the profound impact of Abdu’l-Bahá, a pivotal figure in the Bahá'í Faith, whose teachings and actions have shaped modern civilization. This work explores the spiritual and social...</itunes:subtitle><itunes:summary><![CDATA["Mysterious Forces of Civilization-Abdu’l-Bahá ‘Abbás" delves into the profound impact of Abdu’l-Bahá, a pivotal figure in the Bahá'í Faith, whose teachings and actions have shaped modern civilization. This work explores the spiritual and social forces that drive progress and unity among humanity, emphasizing themes of love, justice, and the interconnectedness of all people. Its enduring message resonates today as we navigate a world filled with division and conflict, reminding us of the power of compassion and understanding in fostering global harmony. Engaging with this text offers listeners a timeless perspective on the transformative potential of individual and collective action for a better future.]]></itunes:summary><itunes:duration>14749</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/f0642c88cdbbf92ce9cbdb031f2d7f6b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>How to Analyze People on Sight Through the Science of Human Analysis The Five Human Types-Elsie Lincoln Benedict, Ralph Paine Benedict</title><link>https://www.spreaker.com/episode/how-to-analyze-people-on-sight-through-the-science-of-human-analysis-the-five-human-types-elsie-lincoln-benedict-ralph-paine-benedict--73817306</link><description><![CDATA[Discover the art of human analysis in "How to Analyze People on Sight Through the Science of Human Analysis The Five Human Types" by Elsie Lincoln Benedict and Ralph Paine Benedict. This insightful work delves into the five distinct human types, providing listeners with the tools to understand and interpret human behavior at a glance. Its timeless principles of observation and analysis resonate powerfully in today's fast-paced world, where quick judgments and interpersonal skills are more crucial than ever. By mastering these techniques, you can enhance your social interactions and improve your understanding of those around you, making this audiobook a valuable resource for anyone looking to deepen their connections with others.]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/73817306</guid><pubDate>Sat, 15 Aug 2026 09:01:51 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/73817306/how_to_analyze_people_on_sight_through_the_science_of_human_analysis_the_five_human_types_elsie_lincoln_benedict_ralph_paine_benedict.mp3" length="197250085" type="audio/mpeg"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>Discover the art of human analysis in "How to Analyze People on Sight Through the Science of Human Analysis The Five Human Types" by Elsie Lincoln Benedict and Ralph Paine Benedict. This insightful work delves into the five distinct human types,...</itunes:subtitle><itunes:summary><![CDATA[Discover the art of human analysis in "How to Analyze People on Sight Through the Science of Human Analysis The Five Human Types" by Elsie Lincoln Benedict and Ralph Paine Benedict. This insightful work delves into the five distinct human types, providing listeners with the tools to understand and interpret human behavior at a glance. Its timeless principles of observation and analysis resonate powerfully in today's fast-paced world, where quick judgments and interpersonal skills are more crucial than ever. By mastering these techniques, you can enhance your social interactions and improve your understanding of those around you, making this audiobook a valuable resource for anyone looking to deepen their connections with others.]]></itunes:summary><itunes:duration>24632</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/f0642c88cdbbf92ce9cbdb031f2d7f6b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Food of the Gods A Popular Account of Cocoa-Brandon Head</title><link>https://www.spreaker.com/episode/food-of-the-gods-a-popular-account-of-cocoa-brandon-head--73784471</link><description><![CDATA["Food of the Gods: A Popular Account of Cocoa" by Brandon Head delves into the rich history and cultural significance of cocoa, exploring its journey from a revered ingredient to a global commodity. This engaging narrative captures the essence of cocoa's impact on society, highlighting its role in culinary traditions and its economic importance. With themes of indulgence, innovation, and the intersection of nature and culture, this audiobook resonates with listeners today as it invites reflection on our relationship with food and the origins of our favorite treats. The enduring allure of cocoa, coupled with its fascinating backstory, makes this account a delightful listen for anyone interested in the deeper stories behind what we consume.]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/73784471</guid><pubDate>Fri, 14 Aug 2026 09:01:47 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/73784471/food_of_the_gods_a_popular_account_of_cocoa_brandon_head.mp3" length="61374956" type="audio/mpeg"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>"Food of the Gods: A Popular Account of Cocoa" by Brandon Head delves into the rich history and cultural significance of cocoa, exploring its journey from a revered ingredient to a global commodity. This engaging narrative captures the essence of...</itunes:subtitle><itunes:summary><![CDATA["Food of the Gods: A Popular Account of Cocoa" by Brandon Head delves into the rich history and cultural significance of cocoa, exploring its journey from a revered ingredient to a global commodity. This engaging narrative captures the essence of cocoa's impact on society, highlighting its role in culinary traditions and its economic importance. With themes of indulgence, innovation, and the intersection of nature and culture, this audiobook resonates with listeners today as it invites reflection on our relationship with food and the origins of our favorite treats. The enduring allure of cocoa, coupled with its fascinating backstory, makes this account a delightful listen for anyone interested in the deeper stories behind what we consume.]]></itunes:summary><itunes:duration>7664</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/f0642c88cdbbf92ce9cbdb031f2d7f6b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Crops and Methods for Soil Improvement-Alva Agee</title><link>https://www.spreaker.com/episode/crops-and-methods-for-soil-improvement-alva-agee--73752644</link><description><![CDATA[Crops and Methods for Soil Improvement by Alva Agee delves into the essential techniques and practices for enhancing soil quality to optimize agricultural productivity. This insightful work emphasizes the importance of understanding soil composition and the various crops that can improve its health, making it a timeless resource for farmers, gardeners, and environmental enthusiasts alike. The themes of sustainability and the quest for better agricultural methods resonate strongly today as we face challenges related to food security and environmental preservation. Agee’s practical guidance not only informs current agricultural practices but also inspires a deeper appreciation for the foundational role of soil in our ecosystems.]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/73752644</guid><pubDate>Thu, 13 Aug 2026 09:01:40 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/73752644/crops_and_methods_for_soil_improvement_alva_agee.mp3" length="140275461" type="audio/mpeg"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>Crops and Methods for Soil Improvement by Alva Agee delves into the essential techniques and practices for enhancing soil quality to optimize agricultural productivity. This insightful work emphasizes the importance of understanding soil composition...</itunes:subtitle><itunes:summary><![CDATA[Crops and Methods for Soil Improvement by Alva Agee delves into the essential techniques and practices for enhancing soil quality to optimize agricultural productivity. This insightful work emphasizes the importance of understanding soil composition and the various crops that can improve its health, making it a timeless resource for farmers, gardeners, and environmental enthusiasts alike. The themes of sustainability and the quest for better agricultural methods resonate strongly today as we face challenges related to food security and environmental preservation. Agee’s practical guidance not only informs current agricultural practices but also inspires a deeper appreciation for the foundational role of soil in our ecosystems.]]></itunes:summary><itunes:duration>17517</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/f0642c88cdbbf92ce9cbdb031f2d7f6b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Men in the Walls-William Tenn</title><link>https://www.spreaker.com/episode/men-in-the-walls-william-tenn--73726136</link><description><![CDATA["Men in the Walls" by William Tenn invites listeners into a thought-provoking exploration of the human condition and the unseen forces that shape our lives. This captivating narrative delves into the complexities of existence, urging us to confront the hidden aspects of our surroundings and ourselves. As we navigate a world increasingly defined by technology and isolation, the themes of awareness and introspection presented in Tenn's work resonate profoundly today. With its enduring relevance, this audiobook serves as a reminder of the importance of recognizing the unseen influences in our lives, making it a compelling listen for those seeking depth and insight.]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/73726136</guid><pubDate>Wed, 12 Aug 2026 09:01:44 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/73726136/men_in_the_walls_william_tenn.mp3" length="105001288" type="audio/mpeg"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>"Men in the Walls" by William Tenn invites listeners into a thought-provoking exploration of the human condition and the unseen forces that shape our lives. This captivating narrative delves into the complexities of existence, urging us to confront...</itunes:subtitle><itunes:summary><![CDATA["Men in the Walls" by William Tenn invites listeners into a thought-provoking exploration of the human condition and the unseen forces that shape our lives. This captivating narrative delves into the complexities of existence, urging us to confront the hidden aspects of our surroundings and ourselves. As we navigate a world increasingly defined by technology and isolation, the themes of awareness and introspection presented in Tenn's work resonate profoundly today. With its enduring relevance, this audiobook serves as a reminder of the importance of recognizing the unseen influences in our lives, making it a compelling listen for those seeking depth and insight.]]></itunes:summary><itunes:duration>13112</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/f0642c88cdbbf92ce9cbdb031f2d7f6b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Experiments in Plant Hybridisation-Gregor Mendel</title><link>https://www.spreaker.com/episode/experiments-in-plant-hybridisation-gregor-mendel--73705422</link><description><![CDATA["Experiments in Plant Hybridisation" by Gregor Mendel delves into the foundational work of genetics through Mendel's groundbreaking experiments with pea plants, where he meticulously observed inheritance patterns and established the laws of heredity. This seminal work not only laid the groundwork for the field of genetics but also highlights the importance of scientific inquiry and methodical experimentation. Hearing Mendel's insights today reminds us of the enduring relevance of curiosity and exploration in understanding the natural world. As we continue to unravel the complexities of genetics and its impact on our lives, Mendel's pioneering spirit serves as an inspiration for future discoveries and innovations.]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/73705422</guid><pubDate>Tue, 11 Aug 2026 09:01:52 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/73705422/experiments_in_plant_hybridisation_gregor_mendel.mp3" length="64342772" type="audio/mpeg"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>"Experiments in Plant Hybridisation" by Gregor Mendel delves into the foundational work of genetics through Mendel's groundbreaking experiments with pea plants, where he meticulously observed inheritance patterns and established the laws of heredity....</itunes:subtitle><itunes:summary><![CDATA["Experiments in Plant Hybridisation" by Gregor Mendel delves into the foundational work of genetics through Mendel's groundbreaking experiments with pea plants, where he meticulously observed inheritance patterns and established the laws of heredity. This seminal work not only laid the groundwork for the field of genetics but also highlights the importance of scientific inquiry and methodical experimentation. Hearing Mendel's insights today reminds us of the enduring relevance of curiosity and exploration in understanding the natural world. As we continue to unravel the complexities of genetics and its impact on our lives, Mendel's pioneering spirit serves as an inspiration for future discoveries and innovations.]]></itunes:summary><itunes:duration>8035</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/f0642c88cdbbf92ce9cbdb031f2d7f6b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Improvement of the Mind-Stephen Norris Fellows, Isaac Watts</title><link>https://www.spreaker.com/episode/improvement-of-the-mind-stephen-norris-fellows-isaac-watts--73685383</link><description><![CDATA["Improvement of the Mind" by Isaac Watts, presented by the Stephen Norris Fellows, delves into the cultivation of intellectual and moral faculties, emphasizing the importance of critical thinking and self-improvement. This timeless work encourages readers to refine their reasoning abilities and develop a disciplined mind, making it a valuable resource for anyone seeking personal growth. Watts' insights resonate today as we navigate an increasingly complex world, reminding us that the pursuit of knowledge and understanding remains essential. By engaging with this audiobook, listeners can rediscover the significance of mental enhancement and the enduring quest for wisdom in their lives.]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/73685383</guid><pubDate>Mon, 10 Aug 2026 09:01:55 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/73685383/improvement_of_the_mind_stephen_norris_fellows_isaac_watts.mp3" length="199964702" type="audio/mpeg"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>"Improvement of the Mind" by Isaac Watts, presented by the Stephen Norris Fellows, delves into the cultivation of intellectual and moral faculties, emphasizing the importance of critical thinking and self-improvement. This timeless work encourages...</itunes:subtitle><itunes:summary><![CDATA["Improvement of the Mind" by Isaac Watts, presented by the Stephen Norris Fellows, delves into the cultivation of intellectual and moral faculties, emphasizing the importance of critical thinking and self-improvement. This timeless work encourages readers to refine their reasoning abilities and develop a disciplined mind, making it a valuable resource for anyone seeking personal growth. Watts' insights resonate today as we navigate an increasingly complex world, reminding us that the pursuit of knowledge and understanding remains essential. By engaging with this audiobook, listeners can rediscover the significance of mental enhancement and the enduring quest for wisdom in their lives.]]></itunes:summary><itunes:duration>24970</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/f0642c88cdbbf92ce9cbdb031f2d7f6b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Prehistoric Men-Robert J. Braidwood</title><link>https://www.spreaker.com/episode/prehistoric-men-robert-j-braidwood--73662722</link><description><![CDATA["Prehistoric Men" by Robert J. Braidwood delves into the lives and cultures of our ancient ancestors, exploring the foundational aspects of human existence. This insightful examination sheds light on the social structures, survival strategies, and innovations that shaped early human societies. As we navigate a rapidly changing world, the themes of resilience and adaptation resonate powerfully, reminding us of the enduring qualities that have allowed humanity to thrive through the ages. Braidwood's work serves as a bridge to understanding our past, offering timeless reflections on the human experience that continue to inform our present and future.]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/73662722</guid><pubDate>Sun, 09 Aug 2026 09:01:44 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/73662722/prehistoric_men_robert_j_braidwood.mp3" length="159519190" type="audio/mpeg"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>"Prehistoric Men" by Robert J. Braidwood delves into the lives and cultures of our ancient ancestors, exploring the foundational aspects of human existence. This insightful examination sheds light on the social structures, survival strategies, and...</itunes:subtitle><itunes:summary><![CDATA["Prehistoric Men" by Robert J. Braidwood delves into the lives and cultures of our ancient ancestors, exploring the foundational aspects of human existence. This insightful examination sheds light on the social structures, survival strategies, and innovations that shaped early human societies. As we navigate a rapidly changing world, the themes of resilience and adaptation resonate powerfully, reminding us of the enduring qualities that have allowed humanity to thrive through the ages. Braidwood's work serves as a bridge to understanding our past, offering timeless reflections on the human experience that continue to inform our present and future.]]></itunes:summary><itunes:duration>19920</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/f0642c88cdbbf92ce9cbdb031f2d7f6b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Born Again-Alfred Lawson</title><link>https://www.spreaker.com/episode/born-again-alfred-lawson--73642118</link><description><![CDATA["Born Again-Alfred Lawson" invites listeners into a transformative journey of faith and renewal, exploring the profound themes of redemption and personal awakening. This compelling narrative resonates with anyone seeking to understand the power of belief and the potential for change within oneself. Lawson's insights into the human experience remind us of the universal quest for meaning and purpose, making this audiobook a timeless exploration of spirituality. As listeners navigate through Lawson's reflections, they are encouraged to contemplate their own paths to renewal and the enduring significance of faith in everyday life. This thought-provoking work is a reminder of the resilience of the human spirit and the possibility of rebirth.]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/73642118</guid><pubDate>Sat, 08 Aug 2026 09:01:43 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/73642118/born_again_alfred_lawson.mp3" length="224274197" type="audio/mpeg"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>"Born Again-Alfred Lawson" invites listeners into a transformative journey of faith and renewal, exploring the profound themes of redemption and personal awakening. This compelling narrative resonates with anyone seeking to understand the power of...</itunes:subtitle><itunes:summary><![CDATA["Born Again-Alfred Lawson" invites listeners into a transformative journey of faith and renewal, exploring the profound themes of redemption and personal awakening. This compelling narrative resonates with anyone seeking to understand the power of belief and the potential for change within oneself. Lawson's insights into the human experience remind us of the universal quest for meaning and purpose, making this audiobook a timeless exploration of spirituality. As listeners navigate through Lawson's reflections, they are encouraged to contemplate their own paths to renewal and the enduring significance of faith in everyday life. This thought-provoking work is a reminder of the resilience of the human spirit and the possibility of rebirth.]]></itunes:summary><itunes:duration>28006</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/f0642c88cdbbf92ce9cbdb031f2d7f6b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Radio Beasts-Ralph Milne Farley</title><link>https://www.spreaker.com/episode/radio-beasts-ralph-milne-farley--73606733</link><description><![CDATA["Radio Beasts" by Ralph Milne Farley invites listeners into a captivating world where the boundaries of science and imagination blur. This intriguing narrative explores the interplay between humanity and extraordinary creatures, delving into themes of curiosity and discovery that remain relevant today. Farley's unique blend of adventure and speculative fiction resonates with those who appreciate the wonders of the natural world and the mysteries that lie beyond our understanding. As listeners journey through this timeless tale, they are reminded of the enduring quest for knowledge and the excitement of exploring the unknown, making it a compelling experience for both new and seasoned fans of classic literature.]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/73606733</guid><pubDate>Fri, 07 Aug 2026 09:27:13 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/73606733/radio_beasts_ralph_milne_farley.mp3" length="238784674" type="audio/mpeg"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>"Radio Beasts" by Ralph Milne Farley invites listeners into a captivating world where the boundaries of science and imagination blur. This intriguing narrative explores the interplay between humanity and extraordinary creatures, delving into themes of...</itunes:subtitle><itunes:summary><![CDATA["Radio Beasts" by Ralph Milne Farley invites listeners into a captivating world where the boundaries of science and imagination blur. This intriguing narrative explores the interplay between humanity and extraordinary creatures, delving into themes of curiosity and discovery that remain relevant today. Farley's unique blend of adventure and speculative fiction resonates with those who appreciate the wonders of the natural world and the mysteries that lie beyond our understanding. As listeners journey through this timeless tale, they are reminded of the enduring quest for knowledge and the excitement of exploring the unknown, making it a compelling experience for both new and seasoned fans of classic literature.]]></itunes:summary><itunes:duration>29818</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/f0642c88cdbbf92ce9cbdb031f2d7f6b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Cloud Studies-Arthur William Clayden</title><link>https://www.spreaker.com/episode/cloud-studies-arthur-william-clayden--73574754</link><description><![CDATA["Cloud Studies" by Arthur William Clayden invites listeners into a captivating exploration of atmospheric phenomena and their intricate connections to the natural world. This work delves into the various forms and characteristics of clouds, examining their beauty and the science behind their formation. As listeners engage with Clayden's insightful observations, they are reminded of the timeless wonder of nature and the importance of understanding our environment. The themes of curiosity and appreciation for the natural world resonate strongly today, encouraging a deeper connection to the skies above and inspiring a sense of awe that remains relevant across generations.]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/73574754</guid><pubDate>Thu, 06 Aug 2026 19:40:26 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/73574754/cloud_studies_arthur_william_clayden.mp3" length="109380898" type="audio/mpeg"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>"Cloud Studies" by Arthur William Clayden invites listeners into a captivating exploration of atmospheric phenomena and their intricate connections to the natural world. This work delves into the various forms and characteristics of clouds, examining...</itunes:subtitle><itunes:summary><![CDATA["Cloud Studies" by Arthur William Clayden invites listeners into a captivating exploration of atmospheric phenomena and their intricate connections to the natural world. This work delves into the various forms and characteristics of clouds, examining their beauty and the science behind their formation. As listeners engage with Clayden's insightful observations, they are reminded of the timeless wonder of nature and the importance of understanding our environment. The themes of curiosity and appreciation for the natural world resonate strongly today, encouraging a deeper connection to the skies above and inspiring a sense of awe that remains relevant across generations.]]></itunes:summary><itunes:duration>13659</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/f0642c88cdbbf92ce9cbdb031f2d7f6b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>Scientific American Supplement, No. 288, July 9, 1881-Various</title><link>https://www.spreaker.com/episode/scientific-american-supplement-no-288-july-9-1881-various--73540549</link><description><![CDATA["Scientific American Supplement, No. 288, July 9, 1881-Various" offers a fascinating glimpse into the scientific discourse of the late 19th century, showcasing a collection of articles that delve into various topics of the time, including the chemistry and properties of precious stones. This compilation reflects the era's burgeoning interest in scientific exploration and the quest for knowledge, themes that continue to resonate today as we navigate the complexities of material science and its applications.]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/73540549</guid><pubDate>Thu, 06 Aug 2026 06:36:44 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/73540549/scientific_american_supplement_no_288_july_9_1881_various.mp3" length="153017312" type="audio/mpeg"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>"Scientific American Supplement, No. 288, July 9, 1881-Various" offers a fascinating glimpse into the scientific discourse of the late 19th century, showcasing a collection of articles that delve into various topics of the time, including the...</itunes:subtitle><itunes:summary><![CDATA["Scientific American Supplement, No. 288, July 9, 1881-Various" offers a fascinating glimpse into the scientific discourse of the late 19th century, showcasing a collection of articles that delve into various topics of the time, including the chemistry and properties of precious stones. This compilation reflects the era's burgeoning interest in scientific exploration and the quest for knowledge, themes that continue to resonate today as we navigate the complexities of material science and its applications.]]></itunes:summary><itunes:duration>19108</itunes:duration><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/f0642c88cdbbf92ce9cbdb031f2d7f6b.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>016 - Chapter 15 Various Precious Stones continued</title><link>https://www.spreaker.com/episode/016-chapter-15-various-precious-stones-continued--70451315</link><description><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/70451315</guid><pubDate>Wed, 04 Mar 2026 20:24:30 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/70451315/016_chapter_15_various_precious_stones_continued.mp3" length="7328256" type="audio/mpeg"/><podcast:transcript url="https://transcription.spreaker.com/starship/9b8adc3a-9c69-42b3-b2b3-38b10cdc15ec/9b8adc3a-9c69-42b3-b2b3-38b10cdc15ec.srt" type="application/x-subrip" language="en"/><podcast:transcript url="https://transcription.spreaker.com/starship/9b8adc3a-9c69-42b3-b2b3-38b10cdc15ec/9b8adc3a-9c69-42b3-b2b3-38b10cdc15ec.txt" type="text/plain" language="en"/><podcast:transcript url="https://transcription.spreaker.com/starship/9b8adc3a-9c69-42b3-b2b3-38b10cdc15ec/9b8adc3a-9c69-42b3-b2b3-38b10cdc15ec.vtt" type="text/vtt" language="en"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless....</itunes:subtitle><itunes:summary><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></itunes:summary><itunes:duration>908</itunes:duration><itunes:keywords>analysis,chemistry,collector,cutting,enthusiasts,families,gemstones,introduction,properties,science</itunes:keywords><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/fa2164d4c0b157c75978fb6cf9a2033e.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>015 - Chapter 14 Various Precious Stones continued</title><link>https://www.spreaker.com/episode/015-chapter-14-various-precious-stones-continued--70451314</link><description><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/70451314</guid><pubDate>Wed, 04 Mar 2026 20:24:27 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/70451314/015_chapter_14_various_precious_stones_continued.mp3" length="8061440" type="audio/mpeg"/><podcast:transcript url="https://transcription.spreaker.com/starship/2a2566f0-bff2-4635-8ef0-5aba7706e677/2a2566f0-bff2-4635-8ef0-5aba7706e677.srt" type="application/x-subrip" language="en"/><podcast:transcript url="https://transcription.spreaker.com/starship/2a2566f0-bff2-4635-8ef0-5aba7706e677/2a2566f0-bff2-4635-8ef0-5aba7706e677.txt" type="text/plain" language="en"/><podcast:transcript url="https://transcription.spreaker.com/starship/2a2566f0-bff2-4635-8ef0-5aba7706e677/2a2566f0-bff2-4635-8ef0-5aba7706e677.vtt" type="text/vtt" language="en"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless....</itunes:subtitle><itunes:summary><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></itunes:summary><itunes:duration>1000</itunes:duration><itunes:keywords>analysis,chemistry,collector,cutting,enthusiasts,families,gemstones,introduction,properties,science</itunes:keywords><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/fa2164d4c0b157c75978fb6cf9a2033e.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>014 - Chapter 13 Various Precious Stones</title><link>https://www.spreaker.com/episode/014-chapter-13-various-precious-stones--70451313</link><description><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/70451313</guid><pubDate>Wed, 04 Mar 2026 20:24:25 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/70451313/014_chapter_13_various_precious_stones.mp3" length="6313984" type="audio/mpeg"/><podcast:transcript url="https://transcription.spreaker.com/starship/c2ab1179-7c75-4788-a724-352130f08d0a/c2ab1179-7c75-4788-a724-352130f08d0a.srt" type="application/x-subrip" language="en"/><podcast:transcript url="https://transcription.spreaker.com/starship/c2ab1179-7c75-4788-a724-352130f08d0a/c2ab1179-7c75-4788-a724-352130f08d0a.txt" type="text/plain" language="en"/><podcast:transcript url="https://transcription.spreaker.com/starship/c2ab1179-7c75-4788-a724-352130f08d0a/c2ab1179-7c75-4788-a724-352130f08d0a.vtt" type="text/vtt" language="en"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless....</itunes:subtitle><itunes:summary><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></itunes:summary><itunes:duration>781</itunes:duration><itunes:keywords>analysis,chemistry,collector,cutting,enthusiasts,families,gemstones,introduction,properties,science</itunes:keywords><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/fa2164d4c0b157c75978fb6cf9a2033e.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>013 - Chapter 12 Imitations and some of the Tests of Precious Stones</title><link>https://www.spreaker.com/episode/013-chapter-12-imitations-and-some-of-the-tests-of-precious-stones--70451312</link><description><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/70451312</guid><pubDate>Wed, 04 Mar 2026 20:24:22 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/70451312/013_chapter_12_imitations_and_some_of_the_tests_of_precious_stones.mp3" length="10179072" type="audio/mpeg"/><podcast:transcript url="https://transcription.spreaker.com/starship/a87f6934-2e77-478a-aaf8-3f0e8134d5b3/a87f6934-2e77-478a-aaf8-3f0e8134d5b3.srt" type="application/x-subrip" language="en"/><podcast:transcript url="https://transcription.spreaker.com/starship/a87f6934-2e77-478a-aaf8-3f0e8134d5b3/a87f6934-2e77-478a-aaf8-3f0e8134d5b3.txt" type="text/plain" language="en"/><podcast:transcript url="https://transcription.spreaker.com/starship/a87f6934-2e77-478a-aaf8-3f0e8134d5b3/a87f6934-2e77-478a-aaf8-3f0e8134d5b3.vtt" type="text/vtt" language="en"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless....</itunes:subtitle><itunes:summary><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></itunes:summary><itunes:duration>1264</itunes:duration><itunes:keywords>analysis,chemistry,collector,cutting,enthusiasts,families,gemstones,introduction,properties,science</itunes:keywords><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/fa2164d4c0b157c75978fb6cf9a2033e.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>012 - Chapter 11 The Cutting of Precious Stones</title><link>https://www.spreaker.com/episode/012-chapter-11-the-cutting-of-precious-stones--70451309</link><description><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/70451309</guid><pubDate>Wed, 04 Mar 2026 20:24:19 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/70451309/012_chapter_11_the_cutting_of_precious_stones.mp3" length="5998080" type="audio/mpeg"/><podcast:transcript url="https://transcription.spreaker.com/starship/8b193872-3518-4962-8902-7d7bc5e56f91/8b193872-3518-4962-8902-7d7bc5e56f91.srt" type="application/x-subrip" language="en"/><podcast:transcript url="https://transcription.spreaker.com/starship/8b193872-3518-4962-8902-7d7bc5e56f91/8b193872-3518-4962-8902-7d7bc5e56f91.txt" type="text/plain" language="en"/><podcast:transcript url="https://transcription.spreaker.com/starship/8b193872-3518-4962-8902-7d7bc5e56f91/8b193872-3518-4962-8902-7d7bc5e56f91.vtt" type="text/vtt" language="en"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless....</itunes:subtitle><itunes:summary><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></itunes:summary><itunes:duration>742</itunes:duration><itunes:keywords>analysis,chemistry,collector,cutting,enthusiasts,families,gemstones,introduction,properties,science</itunes:keywords><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/fa2164d4c0b157c75978fb6cf9a2033e.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>011 - Chapter 10 Physical Properties H - Magnetic and Electric Influences</title><link>https://www.spreaker.com/episode/011-chapter-10-physical-properties-h-magnetic-and-electric-influences--70451308</link><description><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/70451308</guid><pubDate>Wed, 04 Mar 2026 20:24:16 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/70451308/011_chapter_10_physical_properties_h_magnetic_and_electric_influences.mp3" length="3958272" type="audio/mpeg"/><podcast:transcript url="https://transcription.spreaker.com/starship/5e1aa99a-5abb-47b5-a625-533669183ccf/5e1aa99a-5abb-47b5-a625-533669183ccf.srt" type="application/x-subrip" language="en"/><podcast:transcript url="https://transcription.spreaker.com/starship/5e1aa99a-5abb-47b5-a625-533669183ccf/5e1aa99a-5abb-47b5-a625-533669183ccf.txt" type="text/plain" language="en"/><podcast:transcript url="https://transcription.spreaker.com/starship/5e1aa99a-5abb-47b5-a625-533669183ccf/5e1aa99a-5abb-47b5-a625-533669183ccf.vtt" type="text/vtt" language="en"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless....</itunes:subtitle><itunes:summary><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></itunes:summary><itunes:duration>487</itunes:duration><itunes:keywords>analysis,chemistry,collector,cutting,enthusiasts,families,gemstones,introduction,properties,science</itunes:keywords><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/fa2164d4c0b157c75978fb6cf9a2033e.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>010 - Chapter 9 Physical Properties G - Heat</title><link>https://www.spreaker.com/episode/010-chapter-9-physical-properties-g-heat--70451307</link><description><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/70451307</guid><pubDate>Wed, 04 Mar 2026 20:24:15 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/70451307/010_chapter_9_physical_properties_g_heat.mp3" length="3776512" type="audio/mpeg"/><podcast:transcript url="https://transcription.spreaker.com/starship/836144c4-65f7-4248-ba23-bb3ffea702e6/836144c4-65f7-4248-ba23-bb3ffea702e6.srt" type="application/x-subrip" language="en"/><podcast:transcript url="https://transcription.spreaker.com/starship/836144c4-65f7-4248-ba23-bb3ffea702e6/836144c4-65f7-4248-ba23-bb3ffea702e6.txt" type="text/plain" language="en"/><podcast:transcript url="https://transcription.spreaker.com/starship/836144c4-65f7-4248-ba23-bb3ffea702e6/836144c4-65f7-4248-ba23-bb3ffea702e6.vtt" type="text/vtt" language="en"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless....</itunes:subtitle><itunes:summary><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></itunes:summary><itunes:duration>464</itunes:duration><itunes:keywords>analysis,chemistry,collector,cutting,enthusiasts,families,gemstones,introduction,properties,science</itunes:keywords><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/fa2164d4c0b157c75978fb6cf9a2033e.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>009 - Chapter 8 Physical Properties F - Specific Gravity</title><link>https://www.spreaker.com/episode/009-chapter-8-physical-properties-f-specific-gravity--70451306</link><description><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/70451306</guid><pubDate>Wed, 04 Mar 2026 20:24:13 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/70451306/009_chapter_8_physical_properties_f_specific_gravity.mp3" length="6496256" type="audio/mpeg"/><podcast:transcript url="https://transcription.spreaker.com/starship/957e00eb-6436-47a6-9515-204cc48d3a87/957e00eb-6436-47a6-9515-204cc48d3a87.srt" type="application/x-subrip" language="en"/><podcast:transcript url="https://transcription.spreaker.com/starship/957e00eb-6436-47a6-9515-204cc48d3a87/957e00eb-6436-47a6-9515-204cc48d3a87.txt" type="text/plain" language="en"/><podcast:transcript url="https://transcription.spreaker.com/starship/957e00eb-6436-47a6-9515-204cc48d3a87/957e00eb-6436-47a6-9515-204cc48d3a87.vtt" type="text/vtt" language="en"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless....</itunes:subtitle><itunes:summary><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></itunes:summary><itunes:duration>804</itunes:duration><itunes:keywords>analysis,chemistry,collector,cutting,enthusiasts,families,gemstones,introduction,properties,science</itunes:keywords><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/fa2164d4c0b157c75978fb6cf9a2033e.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>008 - Chapter 7 Physical Properties E - Hardness</title><link>https://www.spreaker.com/episode/008-chapter-7-physical-properties-e-hardness--70451303</link><description><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/70451303</guid><pubDate>Wed, 04 Mar 2026 20:24:11 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/70451303/008_chapter_7_physical_properties_e_hardness.mp3" length="4987392" type="audio/mpeg"/><podcast:transcript url="https://transcription.spreaker.com/starship/ad941041-8966-4db2-8515-4ec30984d4f2/ad941041-8966-4db2-8515-4ec30984d4f2.srt" type="application/x-subrip" language="en"/><podcast:transcript url="https://transcription.spreaker.com/starship/ad941041-8966-4db2-8515-4ec30984d4f2/ad941041-8966-4db2-8515-4ec30984d4f2.txt" type="text/plain" language="en"/><podcast:transcript url="https://transcription.spreaker.com/starship/ad941041-8966-4db2-8515-4ec30984d4f2/ad941041-8966-4db2-8515-4ec30984d4f2.vtt" type="text/vtt" language="en"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless....</itunes:subtitle><itunes:summary><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></itunes:summary><itunes:duration>615</itunes:duration><itunes:keywords>analysis,chemistry,collector,cutting,enthusiasts,families,gemstones,introduction,properties,science</itunes:keywords><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/fa2164d4c0b157c75978fb6cf9a2033e.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>007 - Chapter 6 Physical Properties D - Colour</title><link>https://www.spreaker.com/episode/007-chapter-6-physical-properties-d-colour--70451302</link><description><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/70451302</guid><pubDate>Wed, 04 Mar 2026 20:24:09 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/70451302/007_chapter_6_physical_properties_d_colour.mp3" length="5167104" type="audio/mpeg"/><podcast:transcript url="https://transcription.spreaker.com/starship/5e92c5fe-dbac-468a-a6db-843070221a12/5e92c5fe-dbac-468a-a6db-843070221a12.srt" type="application/x-subrip" language="en"/><podcast:transcript url="https://transcription.spreaker.com/starship/5e92c5fe-dbac-468a-a6db-843070221a12/5e92c5fe-dbac-468a-a6db-843070221a12.txt" type="text/plain" language="en"/><podcast:transcript url="https://transcription.spreaker.com/starship/5e92c5fe-dbac-468a-a6db-843070221a12/5e92c5fe-dbac-468a-a6db-843070221a12.vtt" type="text/vtt" language="en"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless....</itunes:subtitle><itunes:summary><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></itunes:summary><itunes:duration>638</itunes:duration><itunes:keywords>analysis,chemistry,collector,cutting,enthusiasts,families,gemstones,introduction,properties,science</itunes:keywords><itunes:explicit>false</itunes:explicit><itunes:image href="https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/fa2164d4c0b157c75978fb6cf9a2033e.jpg"/><itunes:episodeType>full</itunes:episodeType></item><item><title>006 - Chapter 5 Physical Properties C - Light</title><link>https://www.spreaker.com/episode/006-chapter-5-physical-properties-c-light--70451301</link><description><![CDATA[Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/70451301</guid><pubDate>Wed, 04 Mar 2026 20:24:07 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/70451301/006_chapter_5_physical_properties_c_light.mp3" length="4683264" type="audio/mpeg"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. 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While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. 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While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. 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While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. 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While some scientific methods may have evolved, the fundamental characteristics of these precious stones remain timeless. This engaging book begins by exploring the physical properties of popular gems, details the intricate cutting process, and delves into the unique features of various gemstone families. Whether youre a budding gem enthusiast or a seasoned collector, this insightful work is a valuable resource for anyone passionate about the beauty and science behind gemstones. - Summary by Kevin Green]]></description><guid isPermaLink="false">https://api.spreaker.com/episode/70451296</guid><pubDate>Wed, 04 Mar 2026 20:23:58 +0000</pubDate><enclosure url="https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/70451296/001_preface.mp3" length="729088" type="audio/mpeg"/><itunes:author>John Mastin</itunes:author><itunes:subtitle>Dive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. 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