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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Epidote from
Prospect Park Quarry, Prospect Park, Passaic County, New Jersey, USA


Locality type:Quarry
Classification
Species:Epidote
Formula:(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Epidote data
Locality Data:Click here to view Prospect Park Quarry, Prospect Park, Passaic County, New Jersey, USA
Data Identifiers
Mindat Occurrence Record ID:78695
Long-form Identifier:1:3:78695:1
GUID (UUID V4):0
Nearest other occurrences of Epidote
1.9km (1.2 miles) ⓘBraen Quarry, Haledon, Passaic County, New Jersey, USA
5.0km (3.1 miles) ⓘRiverside Quarry, Woodland Park, Passaic County, New Jersey, USA
8.2km (5.1 miles) ⓘFrancisco Brothers Quarry, Great Notch, Little Falls Township, Passaic County, New Jersey, USA
11.1km (6.9 miles) ⓘPompton Junction feldspar deposit, Pompton Lakes, Passaic County, New Jersey, USA
17.6km (11.0 miles) ⓘMontville serpentine deposit, Montville Township, Morris County, New Jersey, USA
18.3km (11.4 miles) ⓘNew Mine (Wood Mine), Ringwood, Passaic County, New Jersey, USA
18.6km (11.5 miles) ⓘSchuyler Copper Mine, North Arlington, Bergen County, New Jersey, USA
18.7km (11.6 miles) ⓘHard Mine, Ringwood, Passaic County, New Jersey, USA
18.7km (11.6 miles) ⓘMule Mine, Ringwood, Passaic County, New Jersey, USA
18.7km (11.6 miles) ⓘCannon Mines, Ringwood, Passaic County, New Jersey, USA
References
Rocks & Minerals 80:4 pp234-241
Vitali, G. (1978) Minerals of the Watchungs - Part II. Lapidary Journal: 32: 1700-1720.
Peters, Thomas A., Peters, Joseph J. (1978) Famous Mineral Localities: Paterson, New Jersey. The Mineralogical Record, 9 (3) 157-179
Peters, Joseph J. (1984) Triassic Traprock Minerals of New Jersey. Rocks & Minerals, 59 (4) 157-183 doi:10.1080/00357529.1984.11764472
 
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