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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Datolite from
Montclair, Montclair, Essex County, New Jersey, USA


Classification
Species:Datolite
Formula:CaB(SiO4)(OH)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Datolite data
Locality Data:Click here to view Montclair, Montclair, Essex County, New Jersey, USA
Data Identifiers
Mindat Occurrence Record ID:79801
Long-form Identifier:1:3:79801:7
GUID (UUID V4):0
Nearest other occurrences of Datolite
2.2km (1.4 miles) ⓘMcDowell's Quarry (Osborne and Marsellis Quarry), Upper Montclair, Montclair, Essex County, New Jersey, USA
2.3km (1.4 miles) ⓘF.J. Marley Quarry, Verona, Essex County, New Jersey, USA
5.1km (3.2 miles) ⓘFrancisco Brothers Quarry, Great Notch, Little Falls Township, Passaic County, New Jersey, USA
6.0km (3.7 miles) ⓘUnion Building and Construction Quarry, Woodland Park, Passaic County, New Jersey, USA
8.3km (5.1 miles) ⓘRiverside Quarry, Woodland Park, Passaic County, New Jersey, USA
9.0km (5.6 miles) ⓘLower New Street Quarry, Paterson, Passaic County, New Jersey, USA
9.1km (5.7 miles) ⓘUpper New Street Quarry, Paterson, Passaic County, New Jersey, USA
10.2km (6.4 miles) ⓘRiker Hill, Livingston, Livingston, Essex County, New Jersey, USA
10.6km (6.6 miles) ⓘHinchcliffe Stadium, Paterson, Passaic County, New Jersey, USA
10.7km (6.7 miles) ⓘMcKiernan & Bergin Quarry, Paterson, Passaic 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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