Copper
at-auction$ 20
- Locality
- Keweenaw Peninsula, Michigan, USA
- Minerals
- Copper
- Dimensions
- 5 x 4.0 x 3.5 cm
- Size class
- Miniature
- SID
- SM403
Two masses of Copper, with good patina, rising up out of a Calcite matrix. The Copper extends into the Calcite.