Copper with Tenorite
specimen number:
2062012
location:
Old Colony Mine, Houghton Co., Michigan, USA
description: The Old Colony Mine in Houghton County, Michigan was part of the Keweenaw Peninsula copper district, a region famous for native copper deposits hosted in basalt and conglomerate rock. The mine was developed in the late 19th century and worked underground
Crystallized native copper, this coated with tenorite, coming off matrix. In good condition.
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