Podcast Episodes
Back to Search30. Colour: Physical Optics and Colour Phenomena
Season 1 Episode 30
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Explore the fascinating world of physical optics in gemstones, focusing on iridescence, thin film interference, and the science behin…
5 months, 1 week ago
29: Organics: Coral. Don't bleach it! Or Maybe you should.
Season 1 Episode 29
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This episode explores the fascinating world of coral, its history, types, and significance in gemmology. Hosted by Simon and Lucinda,…
5 months, 2 weeks ago
28. Colour: Pleochroism and Colour Filter Gem testing
Season 1 Episode 28
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In this episode, Lucinda and Simon explore the fascinating world of gemmology instruments, focusing on colour filters like the Chelse…
5 months, 3 weeks ago
27. Jadeite: A Cultural Icon
Season 1 Episode 27
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This episode explores the fascinating world of jadeite, covering its geology, colours, treatments, cultural significance, and the lat…
5 months, 4 weeks ago
26. Interview: Andrew Geoghegan - Jewellery Design, Branding and Keeping it Real
Season 1 Episode 26
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Join us as we explore the journey of jewellery designer Andrew Geoghegan, from childhood fascination with treasure to creating innova…
6 months ago
25. Interview: Wim Vertriest - GIA Field Gemmology, Gem Identification and Mozambique Rubies
Season 1 Episode 25
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Join us as Wim Vertriest, head of field gemmology at GIA, shares his journey from geology to gemmology, insights into Mozambique rub…
6 months, 2 weeks ago
24. Colour: The Spectroscope and Selective Absorption in Gems
Season 1 Episode 24
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In this episode of Facet Nation, Simon and Lucinda delve into the fascinating world of gemmology, focusing on the spectroscope and it…
6 months, 3 weeks ago
23. Colour: An introduction
Season 1 Episode 23
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In this episode of the Facet nation gemmology podcast, Lucinda and Simon explore the intricate world of colour in gemstones. They dis…
6 months, 4 weeks ago
22. Interview: Justin Prim - gemcutter, author, teacher and historian
Season 1 Episode 22
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In this episode of Facet Nation, hosts Lucinda and Simon welcome gem cutter Justin K Prim, who shares his fascinating journey from mu…
7 months ago
21. Interview: Jeff Hapeman, Earth's Treasury. Montana Sapphires and more
Season 1 Episode 21
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In this episode of Facet Nation, hosts Lucinda and Simon interview Jeff Hapeman, owner of Earth's Treasury, who shares his unique jou…
7 months, 1 week ago