Rock 366 : Day 262 : Sylvanite

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Day 262 : Sylvanite is a gold (and silver) telluride. Sylvanium (from Transylvania where it was found) was one of the names proposed for what we now call tellurium.  This sample from Baia de Arieș, Transylvania, Romania.  Cotton collection, Keele

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~ by hypocentre on September 23, 2012.

 
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