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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Domeykite from
Hancock Mine, Hancock, Houghton County, Michigan, USA


Locality type:Mine
Classification
Species:Domeykite
Formula:Cu3As
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Domeykite data
Locality Data:Click here to view Hancock Mine, Hancock, Houghton County, Michigan, USA
Data Identifiers
Mindat Occurrence Record ID:68058
Long-form Identifier:1:3:68058:7
GUID (UUID V4):0
Nearest other occurrences of Domeykite
2.6km (1.6 miles) ⓘSheldon-Columbian Mine, Houghton, Houghton County, Michigan, USA
2.9km (1.8 miles) ⓘHuron Mine (Houghton Mine), Houghton, Houghton County, Michigan, USA
3.8km (2.4 miles) ⓘIsle Royal Mines, Portage Township, Houghton County, Michigan, USA
5.2km (3.2 miles) ⓘArcadian Mine, Ripley, Franklin Township, Houghton County, Michigan, USA
11.6km (7.2 miles) ⓘChampion Mine, Champion Mine, Adams Township, Houghton County, Michigan, USA
23.4km (14.5 miles) ⓘArsenide Fissure, Ahmeek Mine, Ahmeek, Allouez Township, Keweenaw County, Michigan, USA
23.7km (14.7 miles) ⓘAhmeek No. 2 Shaft, Ahmeek mine, Ahmeek, Allouez Township, Keweenaw County, Michigan, USA
24.0km (14.9 miles) ⓘFulton Fissure, Ahmeek, Allouez Township, Keweenaw County, Michigan, USA
24.2km (15.0 miles) ⓘAhmeek Mine, Ahmeek, Allouez Township, Keweenaw County, Michigan, USA
25.0km (15.5 miles) ⓘAhmeek No. 3 Shaft, Ahmeek mine, Ahmeek, Allouez Township, Keweenaw County, Michigan, USA
References
Morris, Tom (1983) Michigan Mineralogy. A locality Index. Rocks & Minerals, 58 (3). 107-113 doi:10.1080/00357529.1983.11767128p.109
 
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