The lustre is vitrious and the color bright to dark green. As sand it was originally discovered in the Atacama province in northern Chile, whence its name; and it also occurs in Peru, Bolivia, and Australia. It has been found as a crust on the lavas of... Guide to the Mineralogic Collections of the New York State Museum - Page 64 by Herbert Percy Whitlock - 1902 - 143 pages Full view -
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