Right on time for the release of the new Mineralogical Record “Copper Country III” issue on the mines of Ontonagon County comes with superb group of very well-formed branching tetrahexahedral copper crystals on basalt matrix from the Caledonia mine near Mass City, Ontonagon County, Michigan, USA. Comes with a custom display base as well. Great piece! Mark Cross photo.
$3,500.00
In stock
Species: Native Copper
Locality: Quincy Mine, Quincy Township, Houghton County, Michigan, USA
Size: 25 x 17 x 5.5 cm
View Product
Species: Cuprite, Native Copper
Locality: Rubtsovsk Mine, Rubtsovsky District, Altai Krai, Russia
Size: 22 x 11 x 7 cm
View Product
Species: Native Copper
Locality: Central Mine, Central, Houghton Township, Keweenaw County, Michigan, USA
Size: 8 x 3.4 x 1.6 cm
View Product
Species: Native Copper
Locality: Rocklands Group Copper Project, Cloncurry, Cloncurry Shire, Queensland, Australia
Size: 7.5 x 3.5 x 2 cm
View Product
