Smithsonian Receives Tashmarine and Tourmaline

Every piece in the Smithsonian National Museum of Natural History's gem and mineral collection is either donated to the museum or acquired by trading donations. That's why it's fitting to recognize jewelers who donate important collections to the Smithsonian. During the American Gem Trade Association's Tucson GemFair, Kathe and Eric Braunwart of Columbia Gem House in Vancouver, Wash., presented some of the largest and finest tashmarines ever cut to the museum. Russell Feather, collection manager for the gem and mineral hall, accepted on behalf of the Smithsonian. Tashmarine is a unique green diopside found only in China, where it was discovered in 2001. (See "News from East Asia: Tashmarine," JCK, September 2002, p. 38.) The stones presented in Tucson, all weighing more than 35 cts. and cut by award-winning gem artist Richard Homer, will form the heart of the Smithsonian's new tashma
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