Explore the fascinating world of physical optics in gemstones, focusing on iridescence, thin film interference, and the science behind colour phenomena like labradorescence and opalescence. Perfect for budding gemologists and enthusiasts alike.
key topics Physical optics in gemstones Iridescence and wave interference Thin film interference in gem materials
Unveiling Gemstone Colours: The Science of Iridescence and More The Hidden Physics of Gemstone Beauty: A Deep Dive
sound bites "Iridescence is caused by wave interference." "Labradorescence is due to the chemistry of feldspar." "Pearlescence results from stacked layers of aragonite."
Chapters 00:00 Introduction to Physical Optics 02:09 Understanding Iridescence 11:00 Exploring Twin Planes and Their Effects 14:11 The Fascination of Labradorescence and Adularescence 20:03 The Nature of Light and Colour 21:06 Exploring Rainbow Moonstone 22:28 The Allure of Pearls 25:06 Understanding Iridescence in Pearls 28:27 The Mystique of Opals 36:52 Reflections on Quality and Value in Gemstones
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