Mineral Specimen #6578 Copper Crystals
Northwestern Mine, Keweenaw Co., Michigan
4.3 x 3.1 x 1.8 cm
1.7 x 1.2 x 0.7 in
Ex. Seaman Mineral Museum
Well formed crystals primarily of spinel twin habit including one thin, elongated crystal with smaller crystals radiating outwards epitaxially.
Flaws: Nothing Appreciable
This mineral is also found in the following galleries: Minerals From Michigan | Copper | Minerals Priced Between 100 and 199 Dollars