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
Allen Mine, Rockaway Township, Morris County, New Jersey, USA


Locality type:Mine
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 Allen Mine, Rockaway Township, Morris County, New Jersey, USA
Data Identifiers
Mindat Occurrence Record ID:70875
Long-form Identifier:1:3:70875:9
GUID (UUID V4):0
Nearest other occurrences of Magnetite
0.2km (0.1 miles) ⓘRichard Mine, Rockaway Township, Morris County, New Jersey, USA
0.6km (0.4 miles) ⓘMt Pleasant, Rockaway Township, Morris County, New Jersey, USA
1.2km (0.7 miles) ⓘDolan Mine (Doland Mine), Rockaway Township, Morris County, New Jersey, USA
1.3km (0.8 miles) ⓘTeabo Mines, Rockaway Township, Morris County, New Jersey, USA
1.7km (1.1 miles) ⓘMeadow Mine, Wharton, Morris County, New Jersey, USA
2.0km (1.2 miles) ⓘWest Mount Pleasant Mine, Wharton, Morris County, New Jersey, USA
2.1km (1.3 miles) ⓘMt Pleasant Mine, Rockaway Township, Morris County, New Jersey, USA
2.1km (1.3 miles) ⓘWashington Forge Mine, Wharton, Morris County, New Jersey, USA
2.2km (1.3 miles) ⓘSigler Mine, Rockaway Township, Morris County, New Jersey, USA
2.4km (1.5 miles) ⓘOrchard Mine, Wharton, Morris County, New Jersey, USA
References
NJ State Geol. Ann. Rpt (1856):197.
The Iron Mines of NJ (1910), Bayley:404.
 
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