AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Michigan > Copper in matrix |
DESCRIPTION: | No. 51028 |
Mineral: | Copper in matrix |
Locality: | White Pine Mine, Ontonagon County, Michigan |
Description: | Sawn slab of gray matrix with many blebs of metallic native copper visible in the shale. One face was lacquered to prevent tarnish and to highlight the copper. Ex. Peter B. Nalle (1923-2010) collection #536a, personally collected in June 1965 |
Overall Size: | 7x6x1 cm |
Crystals: | 1-2 mm |
Archived: | For reference only |
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