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About This Podcast
Facet Nation is a new kind of gemmology podcast. Rigorous enough for serious students, but fascinating and funny enough for anyone craving an inside look at gemstones, jewellery and the shadowy world surrounding them. Part revision aide, part storytime, Lucinda and Simon are your qualified guides to the world’s most ancient treasures.
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Recent Episodes
S1E26 26. Interview: Andrew Geoghegan - Jewellery Design, Branding and Keeping it Real
Send a textJoin us as we explore the journey of jewellery designer Andrew Geoghegan, from childhood fascination with treasure to creating innovative collections inspired by history and nature.…
S1E25 25. Interview: Wim Vertriest - GIA Field Gemmology, Gem Identification and Mozambique Rubies
Send a text Join us as Wim Vertriest, head of field gemmology at GIA, shares his journey from geology to gemmology, insights into Mozambique rubies, and the fascinating science behind gemstone origin…
S1E24 24. Colour: The Spectroscope and Selective Absorption in Gems
Send a textIn this episode of Facet Nation, Simon and Lucinda delve into the fascinating world of gemmology, focusing on the spectroscope and its critical role in identifying gemstones. They discuss…
S1E23 23. Colour: An introduction
Send a textIn this episode of the Facet nation gemmology podcast, Lucinda and Simon explore the intricate world of colour in gemstones. They discuss the significance of colour in determining the…
S1E22 22. Interview: Justin Prim - gemcutter, author, teacher and historian
Send a textIn this episode of Facet Nation, hosts Lucinda and Simon welcome gem cutter Justin K Prim, who shares his fascinating journey from music to gemmology. Justin discusses his experiences in…
S1E21 21. Interview: Jeff Hapeman, Earth's Treasury. Montana Sapphires and more
Send a textIn this episode of Facet Nation, hosts Lucinda and Simon interview Jeff Hapeman, owner of Earth's Treasury, who shares his unique journey from academia to the gem industry. Jeff discusses…
S1E20 20. The Refractometer: Gem testing and how it works
Send a textIn this episode of Facet Nation, Simon and Lucinda delve into the intricacies of the refractometer, a crucial tool for gemmologists. They discuss its importance in identifying gemstones by…
S1E19 19. Gemmology Exam Preparation: What to expect
Send a textIn this episode of Facet Nation, Lucinda and Simon discuss their experiences preparing for and taking the Gem-A exams, particularly focusing on the diploma exam. They share personal…
S1E18 18. The Best Kept Secrets of Spinel
Send a textSummaryIn this episode, Lucinda and Simon explore the fascinating world of spinel, a gemstone often overshadowed by rubies and sapphires. They discuss its chemical composition, colour…
S1E17 17. Interview: Rosie Young. Lab Gemmology and all things Sunstone
Send a textIn this episode of Facet Nation, hosts Simon and Lucinda chat with Rosie Young, a lab gemologist at GCS Lab. Rosie shares her journey from a tax advisor to a passionate gemmologist,…
S1E16 16. Light & Gem Testing Instruments: The Polariscope
Send a textIn this episode of Facet Nation, Simon and Lucinda explore the intricacies of gemmology, focusing on the polariscope and its significance in testing gemstones. They discuss the behaviour…
S1E15 15. Live Episode - Tanzanite - The Gem and Mineral Show London
Send a textIn this live episode of Facet nation, hosts Simon and Lucinda share their experiences at the London Gem and Mineral Show, where they discuss the fascinating gemstone Tanzanite, its…
S1E14 14. Light and Optics in Gemstones
Send a textIn this episode of the Facet nation podcast, Simon and Lucinda delve into the intricate world of light and optics as they relate to gemmology. They explore the fundamental properties of…
S1E13 13. Interview: Video Game Gemstones and Precision Gem cutting with Arya Akhavan
Send a textIn this episode Lucinda and Simon speak to gem cutting pioneer Arya Akhavan, his trademarked gemstone cuts; the Void Reaver and the Legend of Zelda inspired Rupee cut are some of the most…
S1E12 12. Light and Wave Theory - A History
Send a textIn this episode of the Facet Nation: A gemmology podcast, hosts Lucinda and Simon explore the intricate relationship between light and gemstones. They discuss the importance of light in…
S1E11 11. Gem weight and Specific Gravity: How heavy are your gemstones?
Send a textIn this episode of the Facet nation podcast, Simon and Lucinda delve into the intricate world of gemmology, focusing on the concepts of weight, density, and specific gravity. They explore…
S1E10 10. Gem Durability: How hard are your gemstones?
Send a textIn this episode of FacetNation, Lucinda and Simon delve into the essential aspects of gem durability, focusing on hardness, toughness, and stability. They discuss the Mohs scale of…
S1E9 9. Spooktacular 2025: The World's Most Cursed Gemstones
Send a textIn this episode of Facet Nation, Lucinda and Simon explore the spooky side of gemstones, discussing Halloween traditions, recent robberies in the gem industry, and the history of cursed…
S1E8 8. Beryl: Emerald's mum and Bas's wife
Send a textIn this episode, Lucinda and Simon dive deep into the fascinating world of Beryl gemstones, exploring its various types, including Emerald, Aquamarine, and Bixbite. They discuss the…
S1E7 7. Gem Crystallography: Habits and Forms
Send a textIn this episode of Facet Nation, Simon and Lucinda delve into the fascinating world of gemmology, focusing on crystals and their structures. They discuss the importance of understanding…
Frequently Asked Questions
Facet Nation: A Gemmology Podcast has published 26 episodes since September 2025, covering topics in Business, Education.
Facet Nation: A Gemmology Podcast is currently highly active with new episodes weekly. Average episode length is 54m.
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