Species: Native Copper

Locality: Lake Superior Copper District, Houghton County, Michigan, USA

Dimension: 7.4 x 1.7 x 3.1 cm, weight: 118 grams

Very nice branching group of stout, blocky copper crystals with a great patina and good form (better in person!) from the famous Lake Superior Copper District, Houghton County, Michigan, USA. Classic!!