Excellent, aesthetic, branching group of sharp, well-formed copper crystals with a perfect mottled red and black cuprite and tenorite patina and well-developed tetrahexahedral form, from the famous Phoenix mine in northern Michigan’s Keweenaw Peninsula. Comes with a custom acrylic display base. Mark Cross photo. Classic!!
$2,500.00
In stock
Species: Native Copper, Tenorite
Locality: Caledonia Mine, Mass City, Ontonagon County, Michigan, USA
Size: 8 x 4.5 x 5 cm
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Species: Native Copper
Locality: Rocklands Group Copper Project, Cloncurry, Cloncurry Shire, Queensland, Australia
Size: 7.5 x 3.5 x 2 cm
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Species: Cuprite, Native Copper
Locality: Rubtsovsk Mine, Rubtsovsky District, Altai Krai, Russia
Size: 22 x 11 x 7 cm
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Species: Baryte, Native Copper
Locality: South Kearsarge Mine, Kearsarge, Calumet Township, Houghton County, Michigan, USA
Size: 10 x 3.4 x 1 cm
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