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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Enstatite from
Castle Rock, Edgemont Township, Delaware County, Pennsylvania, USA


08552050017272058896264.jpg
Enstatite

Castle Rock, Edgemont Township, Delaware County, Pennsylvania, USA
02617990017368115388655.jpg
Enstatite

Castle Rock, Edgemont Township, Delaware County, Pennsylvania, USA
09792920017368115372902.jpg
Enstatite

Castle Rock, Edgemont Township, Delaware County, Pennsylvania, USA
06139000017368115383925.jpg
Enstatite

Castle Rock, Edgemont Township, Delaware County, Pennsylvania, USA
02617990017368115388655.jpg
Enstatite

Castle Rock, Edgemont Township, Delaware County, Pennsylvania, USA
09792920017368115372902.jpg
Enstatite

Castle Rock, Edgemont Township, Delaware County, Pennsylvania, USA
08552050017272058896264.jpg
Enstatite

Castle Rock, Edgemont Township, Delaware County, Pennsylvania, USA
02617990017368115388655.jpg
Enstatite

Castle Rock, Edgemont Township, Delaware County, Pennsylvania, USA
08102580017368115388652.jpg
Enstatite

Castle Rock, Edgemont Township, Delaware County, Pennsylvania, USA
Locality type:Village
Classification
Species:Enstatite
Formula:Mg2Si2O6
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Enstatite data
Locality Data:Click here to view Castle Rock, Edgemont Township, Delaware County, Pennsylvania, USA
Data Identifiers
Mindat Occurrence Record ID:360476
Long-form Identifier:1:3:360476:2
GUID (UUID V4):0
Nearest other occurrences of Enstatite
3.4km (2.1 miles) ⓘBlue Hill, Media, Upper Providence Township, Delaware County, Pennsylvania, USA
12.9km (8.0 miles) ⓘCambridge Downs, Concord Township, Delaware County, Pennsylvania, USA
16.9km (10.5 miles) ⓘRose's Quarry, Gladwyne, Lower Merion Township, Montgomery County, Pennsylvania, USA
17.3km (10.8 miles) ⓘGladwyne Quarries, Gladwyne, Lower Merion Township, Montgomery County, Pennsylvania, USA
17.6km (10.9 miles) ⓘPrince's Soapstone Quarry, Lafayette Station, Philadelphia County, Pennsylvania, USA
35.0km (21.7 miles) ⓘEastburn's Quarries, New Castle County, Delaware, USA
62.9km (39.1 miles) ⓘWood's Chrome Mine, Texas, Little Britain Township, Lancaster County, Pennsylvania, USA
87.9km (54.6 miles) ⓘCornwall Mines (Cornwall Iron Mine), Cornwall Borough (Cornwall), Lebanon County, Pennsylvania, USA
References
Samuel S. Gordon, pg. 188
Gordon, Samuel G. (1922) The Mineralogy of Pennsylvania. Special Publication 1. The Academy of Natural Sciences of Philadelphia 255pp.
 
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