Copper
at-auction$ 20
- Locality
- Keweenaw Peninsula, Michigan, USA
- Minerals
- Copper
- Dimensions
- 4.5 x 3.8 x 0.5 cm
- Size class
- Miniature
- SID
- M542
Specimen of solid Copper from Michigan Copper country. Old piece displaying a mixture of patinas with both hackly Copper and Copper crystals.