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Blue Sapphire Lord of the Rings Pendant
Yellow Mn-rich Tourmaline from the Canary Mining Area, Zambia
Update on Ammolite Production from Southern Alberta, Canada
Large “Rainbow Calcite”
The Occurrence and Gemological Properties of Wessels Mine Sugilite
Colored Stones and Pearls | Gems & Gemology
Chart: Inclusions in Natural, Synthetic, and Treated Sapphire
Provides a visual guide to the internal features of natural, synthetic, and treated sapphires.
Burmese Blue Sapphire and Peridot from Mogok and a History of Emerald Mining in Habachtal, Austria
Dance of Light and Color: Painted Labradorite
Scenes from 90 Years of Gems & Gemology
Characteristics of Gem-Quality By-Product Synthetic Zincite
Investigates the properties of synthetic zincite produced by industrial kilns in Poland.
Japanese Jadeite: History, Characteristics, and Comparison with Other Sources
Examines the sources, color, texture, and chemical composition of jadeite from Japanese deposits.