12140: Cuprite replacing Copper - $12 Oumjrane mining area, Alnif Cercle, Tinghir Province, DrĂ¢a-Tafilalet Region, Morocco Miniature - 3.8 x 2.8 x 2.4 cm 15 grams Specimen status: Available Send an email with specimen number to order This sample began as aborescent
copper, which has been nearly completely replaced by tiny,
red to grey cuprite crystals. Small areas of residual
copper remain. Quite typical for the locality. Complete
all around and undamaged.
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