Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Cuprite from
Michigan Mine, Rockland, Ontonagon County, Michigan, USA


Locality type:Mine
Classification
Species:Cuprite
Formula:Cu2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Cuprite data
Locality Data:Click here to view Michigan Mine, Rockland, Ontonagon County, Michigan, USA
Data Identifiers
Mindat Occurrence Record ID:97637
Long-form Identifier:1:3:97637:8
GUID (UUID V4):0
Nearest other occurrences of Cuprite
1.4km (0.8 miles) ⓘMinesota Mine, Rockland, Ontonagon County, Michigan, USA
1.6km (1.0 miles) ⓘNational Mine, Rockland, Ontonagon County, Michigan, USA
3.7km (2.3 miles) ⓘCaledonia Mine, Mass City, Ontonagon County, Michigan, USA
6.2km (3.8 miles) ⓘRidge Mine, Mass Consolidated Mine, Mass City, Ontonagon County, Michigan, USA
7.6km (4.7 miles) ⓘAdventure mine, Greenland, Greenland Township, Ontonagon County, Michigan, USA
9.6km (6.0 miles) ⓘAlgomah Mine, Mass City, Ontonagon County, Michigan, USA
14.6km (9.1 miles) ⓘIndiana Mine, Winona, Greenland Township, Ontonagon County, Michigan, USA
30.0km (18.6 miles) ⓘWhite Pine Mine, White Pine, Ontonagon County, Michigan, USA
60.2km (37.4 miles) ⓘHuron Mine (Houghton Mine), Houghton, Houghton County, Michigan, USA
61.9km (38.5 miles) ⓘIsle Royal No. 1 shaft, Isle Royal Mines, Houghton, Houghton County, Michigan, USA
References
Morris, Tom (1983) Michigan Mineralogy. A locality Index. Rocks & Minerals, 58 (3). 107-113 doi:10.1080/00357529.1983.11767128p.112
 
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