Small Cabinet, 5.7 x 4.9 x 2.8 cm
Indiana Mine, Winona, Ontonagon Co., Michigan, USA

A very rich Michigan specimen of native copper crystals in matrix, with an unusual habit. The nicely tarnished copper crystals are radiating masses of flattened spinel-twinned crystals. The specimen has the shape of South America or Africa, depending on which side you look at. 5.7 x 4.9 x 2.8 cm