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
Millington Quarry, Bernards Township, Somerset County, New Jersey, USA


Locality type:Quarry
Classification
Species:'Chlorite Group' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Apophyllite Group3
Pectolite2
Datolite2
Calcite2
Fluorapophyllite-(K)1
Thomsonite-Ca1
Sphalerite1
Prehnite1
Data
Mineral Data:Click here to view Chlorite Group data
Locality Data:Click here to view Millington Quarry, Bernards Township, Somerset County, New Jersey, USA
Data Identifiers
Mindat Occurrence Record ID:79799
Long-form Identifier:1:3:79799:3
GUID (UUID V4):0
Nearest other occurrences of Chlorite Group
11.1km (6.9 miles) ⓘFanwood Quarry (Weldon Quarry), Watchung, Somerset County, New Jersey, USA
12.4km (7.7 miles) ⓘMorristown occurrences, Morristown, Morris County, New Jersey, USA
13.0km (8.1 miles) ⓘFeltville Copper mine, Glenside Park (Feltville), Watchung Reservation, Union County, New Jersey, USA
17.1km (10.6 miles) ⓘHoudaille Quarry (Summit Quarry; Commonwealth Quarry), Springfield, Springfield Township, Union County, New Jersey, USA
20.1km (12.5 miles) ⓘHartshorn Quarry, Short Hills, Millburn, Essex County, New Jersey, USA
24.2km (15.0 miles) ⓘScrub Oaks Mine, Mine Hill, Morris County, New Jersey, USA
25.6km (15.9 miles) ⓘPine Brook, Montville Township, Morris County, New Jersey, USA
28.9km (18.0 miles) ⓘ3M Quarry (Gibraltar Rock of Belle Mead), Hillsborough Township, Somerset County, New Jersey, USA
29.6km (18.4 miles) ⓘGriggstown Mine (Franklin Mine), Griggstown, Franklin Township, Somerset County, New Jersey, USA
29.8km (18.5 miles) ⓘF.J. Marley Quarry, Verona, Essex 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.81
 
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