Copper (Ref: 4571410)
Keweenaw Peninsula, Michigan, USA
60mm x 50mm x 13mm
Nicely formed crystals of native copper measuring to 1.2 cm in size forming a branching crystallized grouping without matrix. In very good condition and crystallized completely all around, a nice classic example from the Upper Peninsula of Michigan.From: Weinrich Minerals
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See Also
Copper
Champion Mine, Keewenaw Peninsula, Michigan, USA
$300
50mm x 35mm x 15mm
From: Marin Minerals
Copper
Laker Pocket, Eagle Harbor, Keweenaw Co., Michigan, USA
$350
60mm x 55mm x 25mm
From: Marin Minerals
Analcime with Copper
Cliff mine, Keweenaw Co., Michigan, USA
$350
35mm x 32mm x 11mm
From: Weinrich Minerals
Copper on Prehnite
Michigan Mine, Ontonagon County, Michigan, USA
$260
50mm x 35mm x 35mm
From: Marin Minerals