David K. Joyce

Copper

$120.00
11.0x9.0x8.2 cm
Ojibway Mine
Keweenaw Peninsula
Michigan, USA

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Item number: 29588

The top of this basalt fragment is an ope space that has many complex, copper crystals in it. The cavity is lined with quartz crystals and small adularia crystals, I believe. The copper crystals are clusters of elongated crystals. Very interesting, from a great old mine!!