- Small Cabinet, 6.2 x 5.0 x 2.7 cm
- Central Mine, Keweenaw County, Michigan, USA
- Ex. Ernest Schlichter
The highlight of this solid mass of copper crystals is the 5.5 cm long doubly-terminated spinel twin that forms the long axis of the specimen. The crystals are lustrous with a rich copper color. Unusual and fine!