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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Prehnite from
Liberty Corner, Bernards Township, Somerset County, New Jersey, USA


Classification
Species:Prehnite
Formula:Ca2Al2Si3O10(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Prehnite data
Locality Data:Click here to view Liberty Corner, Bernards Township, Somerset County, New Jersey, USA
Data Identifiers
Mindat Occurrence Record ID:79719
Long-form Identifier:1:3:79719:7
GUID (UUID V4):0
Nearest other occurrences of Prehnite
3.8km (2.4 miles) ⓘMillington Quarry, Bernards Township, Somerset County, New Jersey, USA
5.7km (3.5 miles) ⓘPluckemin, Bedminster Township, Somerset County, New Jersey, USA
5.7km (3.5 miles) ⓘPluckemin Copper Mine, Pluckemin, Bedminster Township, Somerset County, New Jersey, USA
6.5km (4.0 miles) ⓘAmerican Mine (Alpha Copper Mine; Bridgewater Mine; Somerville Mine; Somerville deposit), Bridgewater Township, Somerset County, New Jersey, USA
9.0km (5.6 miles) ⓘChimney Rock Quarry, Bridgewater Township, Somerset County, New Jersey, USA
11.7km (7.3 miles) ⓘWilson's Quarry (Wilson Stone Co. Quarry), Watchung, Somerset County, New Jersey, USA
14.4km (9.0 miles) ⓘFanwood Quarry (Weldon Quarry), Watchung, Somerset County, New Jersey, USA
15.3km (9.5 miles) ⓘOldwick Quarry (Stavola Quarry), Tewksbury Township, Hunterdon County, New Jersey, USA
16.6km (10.3 miles) ⓘFeltville Copper mine, Glenside Park (Feltville), Watchung Reservation, Union County, New Jersey, USA
20.8km (12.9 miles) ⓘHoudaille Quarry (Summit Quarry; Commonwealth Quarry), Springfield, Springfield Township, Union County, New Jersey, USA
References
Lemanski collection.
 
and/or  
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