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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Rock Crystal from
Beach Glen Mines (Beach Glenn Mine), Hibernia, Rockaway Township, Morris County, New Jersey, USA


Locality type:Mine
Classification
Species:Quartz var: Rock Crystal
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Rock Crystal data
Locality Data:Click here to view Beach Glen Mines (Beach Glenn Mine), Hibernia, Rockaway Township, Morris County, New Jersey, USA
Data Identifiers
Mindat Occurrence Record ID:71072
Long-form Identifier:1:3:71072:7
GUID (UUID V4):0
Nearest other occurrences of Rock Crystal
23.4km (14.5 miles) ⓘBraen Quarry, Haledon, Passaic County, New Jersey, USA
23.7km (14.7 miles) ⓘFrancisco Brothers Quarry, Great Notch, Little Falls Township, Passaic County, New Jersey, USA
24.4km (15.2 miles) ⓘMcDowell's Quarry (Osborne and Marsellis Quarry), Upper Montclair, Montclair, Essex County, New Jersey, USA
24.7km (15.3 miles) ⓘUpper New Street Quarry, Paterson, Passaic County, New Jersey, USA
25.2km (15.6 miles) ⓘProspect Park Quarry, Prospect Park, Passaic County, New Jersey, USA
32.9km (20.4 miles) ⓘStirling Brook ("Carnelian Creek"), Warren Township, Somerset County, New Jersey, USA
40.1km (24.9 miles) ⓘChimney Rock Quarry, Bridgewater Township, Somerset County, New Jersey, USA
43.1km (26.8 miles) ⓘNew York - West Shore & Buffalo RR tunnel, Weehawken, Bergen Hill, Hudson County, New Jersey, USA
43.3km (26.9 miles) ⓘNew York - Susquehanna & Western Railroad tunnel, Edgewater, Bergen County, New Jersey, USA
46.3km (28.8 miles) ⓘTubby Hook occurrences, Manhattan (New York County), New York City, New York, USA
References
NJ State Geol. Ann. Rpt.: (1856):228.
 
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