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Jade
“Jade” is a generic term for nephrite, jadeite, and under certain conditions green omphacite. In China, a pierced jade disk is a symbol of heaven.
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Research
A Survey of the Gemstone Resources of China
Gemstone Carving in China: Winds of Change
Chinese master carvers have produced some of the world's most sophisticated gemstone carvings.
Jade Forms from Ancient China
The Jade Enigma
An examination of the various simulants of of nephrite and jadeite, and how to separate them from jade.
Japanese Jadeite Tables
Strong Fluorescence in B-Jade Impregnated with Wax
Jade Description
Modern gemologists use the word “jade” as a generic term for both nephrite and jadeite. These minerals have been linked throughout history.
Jade Care and Cleaning Guide
Learn about jade's durability and how to care for your jade jewelry.
Jade History and Lore
Jade has been cherished through the centuries. To the Chinese it is the
