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
Margerum Brothers Quarry, West Windsor Township, Mercer 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 Margerum Brothers Quarry, West Windsor Township, Mercer County, New Jersey, USA
Data Identifiers
Mindat Occurrence Record ID:80108
Long-form Identifier:1:3:80108:3
GUID (UUID V4):0
Nearest other occurrences of Epidote
7.5km (4.7 miles) ⓘTrap Rock Industries Kingston Quarry, Kingston Trap Rock Quarry, Franklin Township, Somerset County, New Jersey, USA
10.2km (6.3 miles) ⓘGriggstown Mine (Franklin Mine), Griggstown, Franklin Township, Somerset County, New Jersey, USA
14.9km (9.3 miles) ⓘ3M Quarry (Gibraltar Rock of Belle Mead), Hillsborough Township, Somerset County, New Jersey, USA
23.2km (14.4 miles) ⓘMercer County Workhouse Quarry, Moore, Hopewell Township, Mercer County, New Jersey, USA
24.4km (15.2 miles) ⓘGoat Hill Quarry, West Amwell Township, Hunterdon County, New Jersey, USA
27.1km (16.8 miles) ⓘLambertville Quarry (Trap Rock Industries Lambertville Quarry; Mt. Gilboa Quarry), Delaware Township, Hunterdon County, New Jersey, USA
27.2km (16.9 miles) ⓘBrookville syenite deposit, Brookville, Delaware Township, Hunterdon County, New Jersey, USA
28.1km (17.4 miles) ⓘMartin's Dock, Edison, Middlesex County, New Jersey, USA
28.9km (17.9 miles) ⓘChimney Rock Quarry, Bridgewater Township, Somerset County, New Jersey, USA
31.4km (19.5 miles) ⓘAmerican Mine (Alpha Copper Mine; Bridgewater Mine; Somerville Mine; Somerville deposit), Bridgewater Township, Somerset 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.88
 
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