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Copper
North America
An elegant, branching chain of elongated copper crystals makes this a very attractive piece!An elegant, branching chain of elongated copper crystals makes this a very attractive piece! Bright and lustrous with a great copper color, this specimen is composed of several crystals, to 5.8 cm in length, that were formed by crystalline aggregates. The copper crystals have been imbued by dark red patina of cuprite (lower part of the sample).
United States of America
Central Mine, Central, Keweenaw Co., Michigan
13,6x8,5x3,1 cm
312.5g
