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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Fluorite from
H.R. Miller Quarry, Manor Township, Lancaster County, Pennsylvania, USA


Locality type:Quarry
Classification
Species:Fluorite
Formula:CaF2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Fluorite data
Locality Data:Click here to view H.R. Miller Quarry, Manor Township, Lancaster County, Pennsylvania, USA
Data Identifiers
Mindat Occurrence Record ID:360568
Long-form Identifier:1:3:360568:4
GUID (UUID V4):0
Nearest other occurrences of Fluorite
14.2km (8.8 miles) ⓘBinkley-Ober Quarry, East Hempfield Township, Lancaster County, Pennsylvania, USA
28.4km (17.6 miles) ⓘBurkholder Quarry, Martindale, Earl Township, Lancaster County, Pennsylvania, USA
29.9km (18.6 miles) ⓘBlue Ball Stone Co. Quarry, Blue Ball, East Earl Township, Lancaster County, Pennsylvania, USA
30.3km (18.8 miles) ⓘWeaverland Quarry, Weaverland, East Earl Township, Lancaster County, Pennsylvania, USA
31.8km (19.8 miles) ⓘCornwall Mines (Cornwall Iron Mine), Cornwall Borough (Cornwall), Lebanon County, Pennsylvania, USA
32.9km (20.4 miles) ⓘCodorus Stone & Supply Co. Quarry, Emigsville, East Manchester Township, York County, Pennsylvania, USA
33.0km (20.5 miles) ⓘMartin Limestone Quarry, East Cocalico Township, Lancaster County, Pennsylvania, USA
51.0km (31.7 miles) ⓘFritz Island Mines, Cumru Township, Berks County, Pennsylvania, USA
58.3km (36.2 miles) ⓘFrench Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA
59.9km (37.2 miles) ⓘZeolite locality, Dillsburg, York County, Pennsylvania, USA
References
Min, Col. in PA-1976
Geyer, Smith, Barnes. pgs. 139-141
 
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