https://www.spreaker.com/podcast/chemistry-properties-and-tests-of-precious-stones--6900367enScienceCopyright Science Storieshttps://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/f0642c88cdbbf92ce9cbdb031f2d7f6b.jpghttps://www.spreaker.com/podcast/chemistry-properties-and-tests-of-precious-stones--6900367Wed, 30 Sep 2026 09:15:47 +0000John MastinScience Storiesspreaker32@podcastlibrary.orgDive 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....false1d4a3182-5ff2-559c-a390-ac9a3c17030fepisodichttps://www.spreaker.com/episode/elements-of-mammalogy-william-ruschenberger--74995372https://api.spreaker.com/episode/74995372Wed, 30 Sep 2026 09:01:22 +0000John Mastin"Elements of Mammalogy" by William Ruschenberger delves into the fascinating world of mammals, exploring their characteristics, classifications, and ecological roles. This work is a significant contribution to the field of mammalogy, providing...21199falsefullhttps://www.spreaker.com/episode/evolutionist-at-large-grant-allen--74993330https://api.spreaker.com/episode/74993330Tue, 29 Sep 2026 09:01:13 +0000John Mastin"Evolutionist at Large" by Grant Allen explores the intersection of evolution and the natural world, delving into the complexities of life and the forces that shape it. Allen's insightful observations and engaging prose make this work a timeless...15094falsefullhttps://www.spreaker.com/episode/scientific-american-supplement-no-795-march-28-1891-various--74991366https://api.spreaker.com/episode/74991366Mon, 28 Sep 2026 09:01:02 +0000John Mastin"Scientific American Supplement, No. 795, March 28, 1891-Various" offers a fascinating glimpse into the scientific discourse of the late 19th century, featuring a range of articles that reflect the era's intellectual curiosity. Among its highlights is...16069falsefullhttps://www.spreaker.com/episode/life-of-a-fossil-hunter-charles-sternberg--74870874https://api.spreaker.com/episode/74870874Sun, 27 Sep 2026 09:01:17 +0000John Mastin"Life of a Fossil Hunter" by Charles Sternberg invites listeners into the fascinating world of paleontology through the eyes of a dedicated fossil hunter. This memoir chronicles Sternberg's adventures and discoveries as he unearths the remnants of...26136falsefullhttps://www.spreaker.com/episode/madam-how-and-lady-why-charles-kingsley--74864983https://api.spreaker.com/episode/74864983Sat, 26 Sep 2026 09:01:08 +0000John Mastin"Madam How and Lady Why" by Charles Kingsley explores the natural world through the eyes of two personified characters, Madam How and Lady Why, who embody the forces of nature and the principles of creation. This enchanting narrative invites listeners...27527falsefullhttps://www.spreaker.com/episode/prehistoric-men-robert-j-braidwood--74988615https://api.spreaker.com/episode/74988615Fri, 25 Sep 2026 09:01:17 +0000John Mastin"Prehistoric Men" by Robert J. Braidwood delves into the lives of early humans, exploring their social structures, cultural practices, and survival strategies during a time when humanity was just beginning to shape its identity. This insightful...19920falsefullhttps://www.spreaker.com/episode/audubon-s-western-journal-1849-1850-john-woodhouse-audubon--74985405https://api.spreaker.com/episode/74985405Thu, 24 Sep 2026 09:01:19 +0000John MastinAudubon's Western Journal 1849-1850 by John Woodhouse Audubon offers a captivating glimpse into the life and observations of one of America's most renowned naturalists during a transformative period in the nation's history. This journal captures...19711falsefullhttps://www.spreaker.com/episode/half-hours-with-the-lower-animals-charles-holder--74982129https://api.spreaker.com/episode/74982129Wed, 23 Sep 2026 09:01:11 +0000John Mastin"Half Hours With the Lower Animals" by Charles Holder invites listeners into a fascinating exploration of the natural world, focusing on the lives and behaviors of various lower animals. This engaging work delves into the intricacies of animal life,...18525falsefullhttps://www.spreaker.com/episode/romance-of-modern-geology-edwin-sharpe-grew--74978115https://api.spreaker.com/episode/74978115Tue, 22 Sep 2026 09:01:03 +0000John Mastin"Romance of Modern Geology" by Edwin Sharpe Grew delves into the captivating world of geology, exploring its historical context and its evolution as a science. This engaging narrative highlights the interplay between human curiosity and the natural...29317falsefullhttps://www.spreaker.com/episode/notes-of-an-east-coast-naturalist-arthur-henry-patterson--74974951https://api.spreaker.com/episode/74974951Mon, 21 Sep 2026 09:00:52 +0000John Mastin"Notes of An East Coast Naturalist" by Arthur Henry Patterson invites listeners into the captivating world of natural observation and exploration. This work captures the essence of a naturalist's journey, reflecting on the beauty and intricacies of...31689falsefullhttps://www.spreaker.com/episode/titan-of-chasms-the-grand-canyon-of-arizona-charles-a-higgins-charles-f-lummis-john-wesley-powell--74859812https://api.spreaker.com/episode/74859812Sun, 20 Sep 2026 09:01:15 +0000John Mastin"Titan Of Chasms The Grand Canyon Of Arizona" features the insights of Charles A. Higgins, Charles F. Lummis, and John Wesley Powell as they explore the majestic grandeur of the Grand Canyon. This audiobook delves into the geological wonders and...5734falsefullhttps://www.spreaker.com/episode/thunder-and-lightning-camille-flammarion--74855131https://api.spreaker.com/episode/74855131Sat, 19 Sep 2026 09:01:20 +0000John Mastin"Thunder and Lightning" by Camille Flammarion explores the awe-inspiring phenomena of storms and the natural world, delving into the scientific principles behind thunder and lightning. Flammarion's vivid descriptions and insightful observations invite...24797falsefullhttps://www.spreaker.com/episode/soul-of-man-oscar-wilde--74971403https://api.spreaker.com/episode/74971403Fri, 18 Sep 2026 09:01:03 +0000John Mastin"Soul of Man" by Oscar Wilde explores the profound depths of human experience and the intricate relationship between the individual and society. Wilde's eloquent prose delves into themes of identity, morality, and the quest for meaning, making it a...7372falsefullhttps://www.spreaker.com/episode/meteorology-or-weather-explained-j-g-m-pherson--74967429https://api.spreaker.com/episode/74967429Thu, 17 Sep 2026 09:01:09 +0000John Mastin"Meteorology; or Weather Explained" by J. G. M'Pherson delves into the science of weather, offering insights into the atmospheric phenomena that shape our environment. This exploration of meteorology is not only informative but also essential for...12996falsefullhttps://www.spreaker.com/episode/meteorology-on-the-universe-on-breath-aristotle--74962940https://api.spreaker.com/episode/74962940Wed, 16 Sep 2026 09:01:07 +0000John Mastin"Meteorology, On the Universe & On Breath-Aristotle" delves into Aristotle's profound insights on the natural world, exploring the interconnectedness of weather phenomena, the cosmos, and the essence of life itself through the concept of breath. This...26624falsefullhttps://www.spreaker.com/episode/training-of-a-forester-gifford-pinchot--74958261https://api.spreaker.com/episode/74958261Tue, 15 Sep 2026 09:01:05 +0000John Mastin"Training of a Forester" by Gifford Pinchot offers a profound insight into the principles and practices of forestry, reflecting on the importance of sustainable management of natural resources. Pinchot, a pioneer in the field, emphasizes the need for...7087falsefullhttps://www.spreaker.com/episode/fourth-national-climate-assessment-volume-ii-impacts-risks-and-adaption-in-the-united-states-us-global-change-research-program--74954603https://api.spreaker.com/episode/74954603Mon, 14 Sep 2026 09:01:09 +0000John MastinThe "Fourth National Climate Assessment, Volume II" delves into the impacts, risks, and adaptation strategies related to climate change in the United States, as outlined by the US Global Change Research Program. This comprehensive report highlights...31734falsefullhttps://www.spreaker.com/episode/through-broadland-in-a-breydon-punt-arthur-henry-patterson--74850337https://api.spreaker.com/episode/74850337Sun, 13 Sep 2026 09:01:08 +0000John Mastin"Through Broadland in a Breydon Punt" by Arthur Henry Patterson invites listeners to embark on a journey through the enchanting landscapes of Broadland, experienced from the unique vantage point of a Breydon punt. This evocative exploration captures...16987falsefullhttps://www.spreaker.com/episode/man-and-nature-on-the-broads-arthur-henry-patterson--74843840https://api.spreaker.com/episode/74843840Sat, 12 Sep 2026 09:01:17 +0000John Mastin"Man and Nature on the Broads" by Arthur Henry Patterson explores the intricate relationship between humanity and the natural world, particularly within the unique ecosystem of the Broads. This enduring work invites listeners to reflect on the beauty...23495falsefullhttps://www.spreaker.com/episode/rocks-and-their-origins-grenville-a-j-cole--74951823https://api.spreaker.com/episode/74951823Fri, 11 Sep 2026 09:01:18 +0000John MastinRocks and Their Origins by Grenville A. J. Cole delves into the fundamental nature of rocks, exploring their formation and significance in the Earth’s geology. This audiobook offers listeners an insightful examination of the processes that create and...12952falsefullhttps://www.spreaker.com/episode/hurricane-hunters-ivan-ray-tannehill--74949162https://api.spreaker.com/episode/74949162Thu, 10 Sep 2026 09:01:10 +0000John Mastin"Hurricane Hunters-Ivan Ray Tannehill" delves into the world of meteorology and the brave individuals who risk their lives to study hurricanes. This gripping narrative captures the essence of adventure and the relentless pursuit of knowledge in the...33269falsefullhttps://www.spreaker.com/episode/experiments-and-observations-on-different-kinds-of-air-joseph-priestley--74946690https://api.spreaker.com/episode/74946690Wed, 09 Sep 2026 09:01:37 +0000John Mastin"Experiments and Observations on Different Kinds of Air" by Joseph Priestley delves into the groundbreaking exploration of various types of air, laying the foundation for modern chemistry and our understanding of gases. Priestley's meticulous...29120falsefullhttps://www.spreaker.com/episode/rural-magazine-and-literary-evening-fire-side-vol-1-no-1-various--74943814https://api.spreaker.com/episode/74943814Tue, 08 Sep 2026 09:01:39 +0000John MastinRural Magazine and Literary Evening Fire-Side Vol 1 No 1-Various invites listeners into a world where the charm of rural life intertwines with literary exploration. This collection offers a unique glimpse into the thoughts and musings of various...9544falsefullhttps://www.spreaker.com/episode/ginseng-and-other-medicinal-plants-arthur-robert-harding--74940428https://api.spreaker.com/episode/74940428Mon, 07 Sep 2026 09:01:57 +0000John MastinGinseng and Other Medicinal Plants by Arthur Robert Harding delves into the fascinating world of herbal remedies, focusing on the properties and uses of ginseng alongside various other medicinal plants. This audiobook offers listeners a chance to...31166falsefullhttps://www.spreaker.com/episode/world-power-and-evolution-ellsworth-huntington--74834907https://api.spreaker.com/episode/74834907Sun, 06 Sep 2026 09:01:38 +0000John Mastin"World-Power and Evolution" by Ellsworth Huntington delves into the intricate interplay between geography, climate, and the evolution of civilizations. Huntington explores how environmental factors shape societal development and influence global power...27358falsefullhttps://www.spreaker.com/episode/scientific-american-supplement-no-415-december-15-1883-various--74827591https://api.spreaker.com/episode/74827591Sat, 05 Sep 2026 09:01:46 +0000John Mastin"Scientific American Supplement, No. 415, December 15, 1883-Various" offers a fascinating glimpse into the scientific discourse of the late 19th century, highlighting advancements and knowledge in various fields. This particular edition features...15557falsefullhttps://www.spreaker.com/episode/culture-and-anarchy-matthew-arnold--74643226https://api.spreaker.com/episode/74643226Sat, 29 Aug 2026 09:01:48 +0000John MastinMatthew Arnold's "Culture and Anarchy" explores the tension between culture and societal chaos, advocating for a harmonious balance that promotes both individual and communal well-being. Arnold's insights into the role of culture as a guiding force in...21697falsefullhttps://www.spreaker.com/episode/fourth-national-climate-assessment-volume-ii-impacts-risks-and-adaption-in-the-united-states-us-global-change-research-program--74605446https://api.spreaker.com/episode/74605446Fri, 28 Aug 2026 09:01:50 +0000John MastinThe "Fourth National Climate Assessment, Volume II" delves into the impacts, risks, and adaptation strategies related to climate change in the United States, as outlined by the U.S. Global Change Research Program. This comprehensive report highlights...31734falsefullhttps://www.spreaker.com/episode/aristotle-s-masterpiece-pseudo-aristotle--74570175https://api.spreaker.com/episode/74570175Thu, 27 Aug 2026 09:01:56 +0000John Mastin"Aristotle's Masterpiece-Pseudo-Aristotle" presents a fascinating exploration of ancient knowledge, particularly focusing on the chemistry, properties, and tests of precious stones. This work, attributed to Aristotle yet shrouded in mystery, delves...8633falsefullhttps://www.spreaker.com/episode/born-again-alfred-lawson--74537519https://api.spreaker.com/episode/74537519Wed, 26 Aug 2026 09:02:19 +0000John Mastin"Born Again-Alfred Lawson" invites listeners into a profound exploration of faith and transformation. This work delves into the themes of renewal and the human experience of rebirth, resonating with anyone who has faced challenges and sought a fresh...28006falsefullhttps://www.spreaker.com/episode/soul-of-man-oscar-wilde--74503459https://api.spreaker.com/episode/74503459Tue, 25 Aug 2026 09:01:58 +0000John Mastin"Soul of Man" by Oscar Wilde delves into the complexities of human nature, exploring the essence of individuality and the moral dilemmas that accompany it. Wilde's poignant reflections on the soul resonate with timeless themes of identity, ethics, and...7372falsefullhttps://www.spreaker.com/episode/san-francisco-before-and-after-the-earthquake-will-irwin--74456125https://api.spreaker.com/episode/74456125Mon, 24 Aug 2026 09:06:11 +0000John Mastin"San Francisco Before And After The Earthquake" by Will Irwin offers a poignant exploration of the city’s transformation following one of its most devastating natural disasters. This audiobook captures the resilience and spirit of the people who lived...3027falsefullhttps://www.spreaker.com/episode/experiments-and-observations-on-different-kinds-of-air-joseph-priestley--74414069https://api.spreaker.com/episode/74414069Sun, 23 Aug 2026 09:06:08 +0000John Mastin"Experiments and Observations on Different Kinds of Air" by Joseph Priestley delves into the nature and properties of various types of air, presenting groundbreaking insights that laid the foundation for modern chemistry and our understanding of...29120falsefullhttps://www.spreaker.com/episode/man-and-his-ancestor-a-study-in-evolution-charles-morris--74335800https://api.spreaker.com/episode/74335800Sat, 22 Aug 2026 09:05:32 +0000John Mastin"Man and His Ancestor: A Study in Evolution" by Charles Morris delves into the intricate relationship between humans and their evolutionary predecessors, exploring the profound connections that shape our understanding of existence. This work invites...23806falsefullhttps://www.spreaker.com/episode/chemistry-properties-and-tests-of-precious-stones-john-mastin--74285487https://api.spreaker.com/episode/74285487Fri, 21 Aug 2026 09:07:09 +0000John Mastin"Chemistry, Properties and Tests of Precious Stones" by John Mastin delves into the intricate world of gemstones, exploring their chemical compositions, unique properties, and methods of testing for authenticity. This foundational work remains...10688falsefullhttps://www.spreaker.com/episode/furthest-reaches-of-space-ed-reads-short-sci-fi-vol-viii-various--74174278https://api.spreaker.com/episode/74174278Thu, 20 Aug 2026 09:07:25 +0000John MastinFurthest Reaches of Space (Ed Reads Short Sci-fi, vol. VIII) is a captivating collection of short science fiction stories that explores the vastness and mystery of the universe. This anthology invites listeners to contemplate the unknown and the...25834falsefullhttps://www.spreaker.com/episode/rural-magazine-and-literary-evening-fire-side-vol-1-no-1-various--74118138https://api.spreaker.com/episode/74118138Wed, 19 Aug 2026 09:07:28 +0000John MastinRural Magazine and Literary Evening Fire-Side Vol 1 No 1-Various offers a captivating blend of rural life and literary exploration, inviting listeners to immerse themselves in the rich tapestry of countryside narratives and reflections. This...9544falsefullhttps://www.spreaker.com/episode/science-and-the-modern-world-alfred-north-whitehead--74075198https://api.spreaker.com/episode/74075198Tue, 18 Aug 2026 09:08:08 +0000John Mastin"Science and the Modern World" by Alfred North Whitehead explores the profound relationship between scientific thought and the contemporary worldview. Whitehead delves into the philosophical implications of scientific advancements, examining how they...27359falsefullhttps://www.spreaker.com/episode/movement-progression-of-animals-aristotle--74024184https://api.spreaker.com/episode/74024184Mon, 17 Aug 2026 09:08:12 +0000John Mastin"Movement & Progression of Animals" by Aristotle delves into the dynamics of how animals move and develop, showcasing the philosopher's keen observations and foundational ideas in biology. This work remains significant today as it lays the groundwork...6311falsefullhttps://www.spreaker.com/episode/scientific-american-supplement-no-458-october-11-1884-various--73973385https://api.spreaker.com/episode/73973385Sun, 16 Aug 2026 09:07:35 +0000John Mastin"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,...20115falsefullhttps://www.spreaker.com/episode/mysterious-forces-of-civilization-abdu-l-baha-abbas--73921337https://api.spreaker.com/episode/73921337Sat, 15 Aug 2026 09:08:58 +0000John Mastin"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...14749falsefullhttps://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--73817306https://api.spreaker.com/episode/73817306Sat, 15 Aug 2026 09:01:51 +0000John MastinDiscover 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,...24632falsefullhttps://www.spreaker.com/episode/food-of-the-gods-a-popular-account-of-cocoa-brandon-head--73784471https://api.spreaker.com/episode/73784471Fri, 14 Aug 2026 09:01:47 +0000John Mastin"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...7664falsefullhttps://www.spreaker.com/episode/crops-and-methods-for-soil-improvement-alva-agee--73752644https://api.spreaker.com/episode/73752644Thu, 13 Aug 2026 09:01:40 +0000John MastinCrops 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...17517falsefullhttps://www.spreaker.com/episode/men-in-the-walls-william-tenn--73726136https://api.spreaker.com/episode/73726136Wed, 12 Aug 2026 09:01:44 +0000John Mastin"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...13112falsefullhttps://www.spreaker.com/episode/experiments-in-plant-hybridisation-gregor-mendel--73705422https://api.spreaker.com/episode/73705422Tue, 11 Aug 2026 09:01:52 +0000John Mastin"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....8035falsefullhttps://www.spreaker.com/episode/improvement-of-the-mind-stephen-norris-fellows-isaac-watts--73685383https://api.spreaker.com/episode/73685383Mon, 10 Aug 2026 09:01:55 +0000John Mastin"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...24970falsefullhttps://www.spreaker.com/episode/prehistoric-men-robert-j-braidwood--73662722https://api.spreaker.com/episode/73662722Sun, 09 Aug 2026 09:01:44 +0000John Mastin"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...19920falsefullhttps://www.spreaker.com/episode/born-again-alfred-lawson--73642118https://api.spreaker.com/episode/73642118Sat, 08 Aug 2026 09:01:43 +0000John Mastin"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...28006falsefullhttps://www.spreaker.com/episode/radio-beasts-ralph-milne-farley--73606733https://api.spreaker.com/episode/73606733Fri, 07 Aug 2026 09:27:13 +0000John Mastin"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...29818falsefullhttps://www.spreaker.com/episode/cloud-studies-arthur-william-clayden--73574754https://api.spreaker.com/episode/73574754Thu, 06 Aug 2026 19:40:26 +0000John Mastin"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...13659falsefullhttps://www.spreaker.com/episode/scientific-american-supplement-no-288-july-9-1881-various--73540549https://api.spreaker.com/episode/73540549Thu, 06 Aug 2026 06:36:44 +0000John Mastin"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...19108falsefullhttps://www.spreaker.com/episode/016-chapter-15-various-precious-stones-continued--70451315https://api.spreaker.com/episode/70451315Wed, 04 Mar 2026 20:24:30 +0000John MastinDive 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....908analysis,chemistry,collector,cutting,enthusiasts,families,gemstones,introduction,properties,sciencefalsefullhttps://www.spreaker.com/episode/015-chapter-14-various-precious-stones-continued--70451314https://api.spreaker.com/episode/70451314Wed, 04 Mar 2026 20:24:27 +0000John MastinDive 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....1000analysis,chemistry,collector,cutting,enthusiasts,families,gemstones,introduction,properties,sciencefalsefullhttps://www.spreaker.com/episode/014-chapter-13-various-precious-stones--70451313https://api.spreaker.com/episode/70451313Wed, 04 Mar 2026 20:24:25 +0000John MastinDive 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....781analysis,chemistry,collector,cutting,enthusiasts,families,gemstones,introduction,properties,sciencefalsefullhttps://www.spreaker.com/episode/013-chapter-12-imitations-and-some-of-the-tests-of-precious-stones--70451312https://api.spreaker.com/episode/70451312Wed, 04 Mar 2026 20:24:22 +0000John MastinDive 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....1264analysis,chemistry,collector,cutting,enthusiasts,families,gemstones,introduction,properties,sciencefalsefullhttps://www.spreaker.com/episode/012-chapter-11-the-cutting-of-precious-stones--70451309https://api.spreaker.com/episode/70451309Wed, 04 Mar 2026 20:24:19 +0000John MastinDive 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....742analysis,chemistry,collector,cutting,enthusiasts,families,gemstones,introduction,properties,sciencefalsefullhttps://www.spreaker.com/episode/011-chapter-10-physical-properties-h-magnetic-and-electric-influences--70451308https://api.spreaker.com/episode/70451308Wed, 04 Mar 2026 20:24:16 +0000John MastinDive 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....487analysis,chemistry,collector,cutting,enthusiasts,families,gemstones,introduction,properties,sciencefalsefullhttps://www.spreaker.com/episode/010-chapter-9-physical-properties-g-heat--70451307https://api.spreaker.com/episode/70451307Wed, 04 Mar 2026 20:24:15 +0000John MastinDive 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....464analysis,chemistry,collector,cutting,enthusiasts,families,gemstones,introduction,properties,sciencefalsefullhttps://www.spreaker.com/episode/009-chapter-8-physical-properties-f-specific-gravity--70451306https://api.spreaker.com/episode/70451306Wed, 04 Mar 2026 20:24:13 +0000John MastinDive into the captivating world of gemstones with this comprehensive introduction to their chemistry, properties, and analysis. 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