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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Spinel from
Forest of Dean Mine, Fort Montgomery, Town of Highlands, Orange County, New York, USA


Locality type:Mine
Classification
Species:Spinel
Formula:MgAl2O4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Spinel data
Locality Data:Click here to view Forest of Dean Mine, Fort Montgomery, Town of Highlands, Orange County, New York, USA
Data Identifiers
Mindat Occurrence Record ID:79598
Long-form Identifier:1:3:79598:6
GUID (UUID V4):0
Nearest other occurrences of Spinel
5.2km (3.2 miles) ⓘBog Meadow Pond, Town of Highlands, Orange County, New York, USA
12.0km (7.4 miles) ⓘVillage of Monroe, Town of Monroe, Orange County, New York, USA
12.0km (7.4 miles) ⓘPeekskill, Westchester County, New York, USA
12.4km (7.7 miles) ⓘGreenwood Furnace, Arden (Greenwood), Orange County, New York, USA
13.5km (8.4 miles) ⓘHogencamp Mine, Town of Tuxedo, Orange County, New York, USA
13.9km (8.6 miles) ⓘO'Neil Mine, Lake Mombasha, Town of Monroe, Orange County, New York, USA
14.5km (9.0 miles) ⓘCrugers Emery Mine, Montrose, Cortlandt Township, Westchester County, New York, USA
22.0km (13.7 miles) ⓘTuxedo Park Quarry, Tuxedo Park, Town of Tuxedo, Orange County, New York, USA
24.0km (14.9 miles) ⓘMahopac Mines, Town of Carmel, Putnam County, New York, USA
24.1km (15.0 miles) ⓘBehring Mine (Bering Mine), Sloatsburg, Town of Ramapo, Rockland County, New York, USA
References
Manchester, James G. (1931) The Minerals of New York City and its Environs. Bulletin of the New York Mineralogical Club Vol. 3 (1). New York Mineralogical Clubp.72
 
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