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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Chlorite Group from
Feltville Copper mine, Glenside Park (Feltville), Watchung Reservation, Union County, New Jersey, USA


Locality type:Mine
Classification
Species:'Chlorite Group' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chlorite Group data
Locality Data:Click here to view Feltville Copper mine, Glenside Park (Feltville), Watchung Reservation, Union County, New Jersey, USA
Data Identifiers
Mindat Occurrence Record ID:79611
Long-form Identifier:1:3:79611:6
GUID (UUID V4):0
Nearest other occurrences of Chlorite Group
3.0km (1.9 miles) ⓘFanwood Quarry (Weldon Quarry), Watchung, Somerset County, New Jersey, USA
4.8km (3.0 miles) ⓘHoudaille Quarry (Summit Quarry; Commonwealth Quarry), Springfield, Springfield Township, Union County, New Jersey, USA
9.5km (5.9 miles) ⓘHartshorn Quarry, Short Hills, Millburn, Essex County, New Jersey, USA
13.0km (8.1 miles) ⓘMillington Quarry, Bernards Township, Somerset County, New Jersey, USA
14.2km (8.8 miles) ⓘMorristown occurrences, Morristown, Morris County, New Jersey, USA
19.3km (12.0 miles) ⓘPine Brook, Montville Township, Morris County, New Jersey, USA
19.6km (12.2 miles) ⓘF.J. Marley Quarry, Verona, Essex County, New Jersey, USA
23.2km (14.4 miles) ⓘMcDowell's Quarry (Osborne and Marsellis Quarry), Upper Montclair, Montclair, Essex County, New Jersey, USA
25.8km (16.1 miles) ⓘFrancisco Brothers Quarry, Great Notch, Little Falls Township, Passaic County, New Jersey, USA
26.6km (16.5 miles) ⓘLaurel Hill, Secaucus, Hudson County, New Jersey, 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.74
 
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