“Both polished and carved surfaces probably symbolize a frog-like creature that is female in the ... Chemical analysis of the ...

The "bleaching" treatment of jadeite jade has become prevalent in higher- as well as lower-quality material. "Bleaching" is actually a two-step process whereby a brown or gray color component ...

The market value of jadeite has risen dramatically in recent decades, often rivaling that of fine ruby and sapphire. Understanding the color origin of jadeite and reliably determining treatments have ...

This month marks 140 years since Western powers sidelined Africans and carved up the continent to “own” it themselves. Al Jazeera’s Shola Lawal explains how the “Scramble for Africa ...

Jadeite is the name for a kind of pyroxene rock ... Cartier and Van Cleef & Arpels — whose jewels often combined carved green jade with white diamonds and black enamel or onyx.

“Both polished and carved surfaces probably symbolize a frog ... commonly used as “jade,” but different from the mineral jadeite. Both are green in color, but jadeite has the “imperial ...