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
Hilt Mine, Roxbury 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 Hilt Mine, Roxbury Township, Morris County, New Jersey, USA
Data Identifiers
Mindat Occurrence Record ID:72106
Long-form Identifier:1:3:72106:0
GUID (UUID V4):0
Nearest other occurrences of Magnetite
2.3km (1.4 miles) ⓘWilkinson Mine, Roxbury Township, Morris County, New Jersey, USA
2.3km (1.4 miles) ⓘWillets Mine, Roxbury Township, Morris County, New Jersey, USA
3.1km (1.9 miles) ⓘBaptist Church Mine (Church Mine), Roxbury Township, Morris County, New Jersey, USA
3.4km (2.1 miles) ⓘEvers Mine, Succasunna, Roxbury Township, Morris County, New Jersey, USA
3.4km (2.1 miles) ⓘConnor-Foulon Mine (Connor Fowland Mine; Foulon Mine), Succasunna, Roxbury Township, Morris County, New Jersey, USA
3.4km (2.1 miles) ⓘDaniel Horton Mine (Horton Mine), Randolph Township, Morris County, New Jersey, USA
3.6km (2.2 miles) ⓘSilver Spring Mine, Ledgewood, Roxbury Township, Morris County, New Jersey, USA
3.7km (2.3 miles) ⓘSquier's Mine, Chester Township, Morris County, New Jersey, USA
3.9km (2.5 miles) ⓘWolf Mine, Mount Olive, Morris County, New Jersey, USA
4.0km (2.5 miles) ⓘChester Mine (George shaft), Horton's Station, Chester Township, Morris County, New Jersey, USA
References
The Iron Mines of NJ (1910), Bayley:330.
 
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