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
St. George Mine, Ringwood, Passaic 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 St. George Mine, Ringwood, Passaic County, New Jersey, USA
Data Identifiers
Mindat Occurrence Record ID:73636
Long-form Identifier:1:3:73636:3
GUID (UUID V4):0
Nearest other occurrences of Magnetite
0.0km (0.0 miles) ⓘCook Mine, Ringwood, Passaic County, New Jersey, USA
0.0km (0.0 miles) ⓘWinslow Mine, Ringwood, Passaic County, New Jersey, USA
0.0km (0.0 miles) ⓘOak Mine, Hope Mountain, Ringwood, Passaic County, New Jersey, USA
0.0km (0.0 miles) ⓘGood Hope Mine, Ringwood, Passaic County, New Jersey, USA
0.0km (0.0 miles) ⓘHope Mine (Spanish Hope Mine; Good Hope Mine), Ringwood, Passaic County, New Jersey, USA
0.0km (0.0 miles) ⓘLittle Blue Mine, Ringwood, Passaic County, New Jersey, USA
0.0km (0.0 miles) ⓘBush Mine, Ringwood, Passaic County, New Jersey, USA
0.0km (0.0 miles) ⓘMiller Mine, Ringwood, Passaic County, New Jersey, USA
0.0km (0.0 miles) ⓘSloat Farm Mine, Ringwood, Passaic County, New Jersey, USA
0.0km (0.0 miles) ⓘWard Mine, Ringwood, Passaic County, New Jersey, USA
References
Rocks & Min.: 22: 717.
The Iron Mines of NJ (1910), Bayley:474.
 
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