Collectors from around the world descended on Christie's Maharajas & Mughal Magnificence auction of the jewels from the Al-Thani Collection on 19 June.
Read MoreExamines the sources, colour, texture and chemical composition of jadeite from Japanese deposits.
Read MoreReview of S.K. Samuels’s Imperial Jade of Burma and Mutton-Fat Jade of India: Mining, Trade, and Use from Antiquity to the Present.
Read MoreIntroduces the Chinese nephrite mine in Hechi and characterises the “band” and dendritic patterns found in this material.
Read MoreA jadeite jade bangle is submitted for lab testing to investigate the possibility of treatment.
Read MoreA brief look at GIA's permanent museum exhibit at the New York lab and campus.
Read MoreRare shattuckite from the Democratic Republic of Congo, as seen at the Tucson Gem and Mineral Show.
Read MoreAn insider look at the May 2014 show, held at the Shanghai Word Expo Exhibition & Convention Center.
Read MoreA specimen presenting as red coral is revealed to be dyed bone.
Read MoreA stone submitted for identification is revealed to be the first wurtzite examined by the GIA lab.
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