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Making Gemology Great Again Hat • Order Page • Lotus Gemology
From Peacock to Pigeon's Blood • Order Page • Lotus Gemology
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Ruby & Sapphire • A Collector's Guide • Order Page • Lotus Gemology
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Ruby & Sapphire • A Gemologist's Guide • Order Page • Lotus Gemology
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Substance • The Lotus Gemology Published Oeuvre
Articles
Growth Tube Cluster in Sapphire
Remarkable Twinned Calcite Inclusion in Mogok Ruby
Oiled Ruby: A Remarkable Visual
Unlocking Crystal Optics with the Refractometer • Lotus Gemology
Beyond Octahedra • Inclusions in Spinel
A Sapphire's Secret
Padparadscha or Pretender • An Unusual Pink-Orange Sapphire
จากพีค็อกบลูถึงสีเลือดนก • นิยามแห่งสีจากโลตัสเจมโมโลจี
Hyperion Siamese Twins • Gem Inclusion Pairs
Hyperion Sources • Literature on Inclusions in Gemstones
Let It Bleed • New Rubies From Madagascar • Lotus Gemology
In Memoriam: Dana Schorr
Instrument Review • GemmoRaman-532 • Lotus Gemology
From Peacock to Pigeon's Blood • Lotus Gemology Color Types
从孔雀蓝到鸽血红 细数宝石之美 • 红蓝宝石之动人色泽
Lotus Gemology Price List
Discovery of Rutile Silk in Sapphire in 1878
Lotus Gemology Report Lookup Guide
Lotus Gemology Lab Alert for Oiled Gems
Red Rain • Mozambique Ruby Pours into the Market
Instrument Review • Presidium Synthetic Ruby Identifier
Fun Down Under • Lenny Cram's Opal Mine • Lotus Gemology
Hunting the Mother Lode Abroad • Gemological Travel • Lotus Gemology
FTIR in Gem Testing • FTIR Intrigue • Lotus Gemology
Ruby, Pink Sapphire & Padparadscha • Walking the Line • Lotus Gemology
Emerald & Alexandrite from Russia • A Closer Look • Lotus Gemology
Testing Yellow Sapphire • Passport to Obscurity • Lotus Gemology
Seeing Red • Genetics & Color Vision • Lotus Gemology
Beryllium Diffusion in Sapphire • The Skin Game • Lotus Gemology
Pleochroism in Faceted Gems • An Introduction • Lotus Gemology
Jade in Upper Burma • Heaven and Hell • Lotus Gemology
Burma’s Jade Mines • Tracing the Green Line • Lotus Gemology
From Russia with Jade • Lotus Gemology
Burmese Sapphire Giants • Lotus Gemology
Pigeon's Blood • Pilgrimage to Mogok – Valley of Rubies • Lotus Gemology
Burma's Jade Mines • An Annotated Occidental History • Lotus Gemology
Gem Testing with the Spectroscope • Lotus Gemology
Moontown • A History of Chanthaburi & Pailin • Lotus Gemology
Black Prince's Ruby • Blood-Red Souvenir of Conquest • Lotus Gemology
Brilliance, Windows, and Extinction in Gemstones • Lotus Gemology
Dangerous Curves • Verneuil Synthetic Corundum • Lotus Gemology
Jade Buying Guide • Jade Auction Records • Lotus Gemology
Emerald Buddha • Symbol of the Kingdom of Thailand • Lotus Gemology
Burmese Jade • The Inscrutable Gem • Lotus Gemology
Part II: The Trading & Grading of Jadeite
Buying at the Source • Dick's Law and Other Sundry Maxims of the East • Lotus Gemology
Ruby and Spinel in Tajikistan • Moon Over the Pamirs • Lotus Gemology
Sorcerers & Sapphires • A Visit to Madagascar • Lotus Gemology
Ruby, Sapphire & Spinel Auction Records • Under the Hammer • Lotus Gemology
Mogok Geology Primer • Rock Talk • Lotus Gemology
Mogok Revisited • A Brief Stay in Heaven • Lotus Gemology
Last Thai Ruby Miner • Red Sky at Dusk • Lotus Gemology
Heat Seeker • UV Fluorescence as a Gemological Tool • Lotus Gemology
Spinel • Resurrection of a Classic • Lotus Gemology
In Search of the Lost Andesine Mines • Part II • Faith • Lotus Gemology
In Search of the Lost Andesine Mines • Part I • Hunting Barack Osama in Tibet • Lotus Gemology
Fluxed Up • The Fracture Healing of Ruby • Lotus Gemology
Gem Treatment Disclosure • Trust • Lotus Gemology
Sapphire Connoisseurship • Passion Fruit • Lotus Gemology
Ruby Connoisseurship • Seeing Red • Lotus Gemology
Downtown • Gem Hunting in Tanzania • Lotus Gemology
Tanzanite Mines of Merelani • Working the Blueseam • Lotus Gemology
Chinese Box • A Guangzhou Jade Market Puzzle • Lotus Gemology
Gemology in the 21st Century • Betwixt Two Worlds • Lotus Gemology
Inside Out • Inclusions & the Symmetry of Crystals • Lotus Gemology
Cobalt-Doped Glass-Filled Sapphires • An Update • Lotus Gemology
Living in the Dark Ages • The Fiber-Optic Light • Lotus Gemology
Padparadscha Sapphire • Ownership of Words • Lotus Gemology
Following the Silk Road • Rutile in Corundum • Lotus Gemology
Proletarian Gemology • The Blue Filter • Lotus Gemology
Books
Ruby & Sapphire • A Gemologist's Guide (2017) • Lotus Gemology
Lotus Hat • Making Gemology Great Again • Order Page • Lotus Gemology
From Peacock to Pigeon's Blood • (2017) • An Introduction to Ruby & Sapphire Colors
Ruby & Sapphire • A Collector's Guide (2014) • Lotus Gemology
Book of Ruby & Sapphire (2012) • Lotus Gemology
Terra Spinel • Terra Firma (2010) • Lotus Gemology
Ruby & Sapphire (1997) • Lotus Gemology
Corundum (1990) • Lotus Gemology
Ruby & Sapphire (1992) • Lotus Gemology
Book Reviews
Book Review • Ruby
Book Review • The Eduard Josef Gübelin Story: The Art and Science of Gems • Lotus Gemology
Book Review • Imperial Jade of Burma & Mutton-Fat Jade of India • Lotus Gemology
Book Review • A Geologist Speculates • Lotus Gemology
Book Review • Photoatlas of Inclusions in Gemstones, Volume 2 • Lotus Gemology
Book Review • Photoatlas of Inclusions in Gemstones, Volume 3 • Lotus Gemology
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Richard W. Hughes • Lotus Gemology
Wimon Manorotkul • Lotus Gemology
E. Billie Hughes • Lotus Gemology
About Lotus
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Lectures • Hong Kong Gem Fair • September • Lotus Gemology
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Lecture • Ruby & Sapphire: A Collector's Guide • Tucson • Lotus Gemology
Lecture • Ruby & Sapphire: A Collector's Guide • Bangkok • Lotus Gemology
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