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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Magnetite from
Keller Lake pegmatite, Waupaca County, Wisconsin, USA


Locality type:Pegmatite
Classification
Species:Magnetite
Formula:Fe2+Fe23+O4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Magnetite data
Locality Data:Click here to view Keller Lake pegmatite, Waupaca County, Wisconsin, USA
Data Identifiers
Mindat Occurrence Record ID:274253
Long-form Identifier:1:3:274253:3
GUID (UUID V4):0
Nearest other occurrences of Magnetite
18.3km (11.4 miles) ⓘTigerton anorthosite outcrops, Tigerton, Shawano County, Wisconsin, USA
26.5km (16.5 miles) ⓘWaupaca granite quarry, Waupaca County, Wisconsin, USA
63.7km (39.6 miles) ⓘBeilke Quarry, Nine Mile Pluton, Wausau Intrusive Complex, Marathon County, Wisconsin, USA
64.9km (40.3 miles) ⓘAspirus Quarry, Wausau pluton, Wausau Intrusive Complex, Marathon County, Wisconsin, USA
71.6km (44.5 miles) ⓘTrowbridge-Nott Talc Mine, Wood County, Wisconsin, USA
72.8km (45.2 miles) ⓘSomething Talc Mine (old Czaikowski property), Wood County, Wisconsin, USA
74.3km (46.2 miles) ⓘTork and Haessley Company quarries, Wisconsin Rapids, Wood County, Wisconsin, USA
87.3km (54.3 miles) ⓘCopper River, Lincoln County, Wisconsin, USA
91.6km (56.9 miles) ⓘCrandon massive sulfide deposit (Little Sand Lake Deposit; Crandon Project; Exxon Deposit), Little Sand Lake, Forest County, Wisconsin, USA
97.9km (60.8 miles) ⓘHaske Quarry, Cary Mound area quarries, Wood County, Wisconsin, USA
References
Rocks & Minerals 79:6 pp409-411
 
and/or  
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