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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Pyrite from
French Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA


07132490017272015137241.jpg
Pyrite, etc.

French Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA
09822320017272015108867.jpg
Pyrite

French Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA
08436110017272015152855.jpg
Pyrite, etc.

French Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA
06398340017272015176921.jpg
Pyrite

French Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA
07132490017272015137241.jpg
Pyrite, etc.

French Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA
09822320017272015108867.jpg
Pyrite

French Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA
08436110017272015152855.jpg
Pyrite, etc.

French Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA
06398340017272015176921.jpg
Pyrite

French Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA
00315640017272015328369.jpg
Pyrite, etc.

French Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA
09822320017272015108867.jpg
Pyrite

French Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA
02470280017272016063904.jpg
Pyrite, etc.

French Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA
04808590017362647905963.jpg
Pyrite

French Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA
Locality type:Mine
Classification
Species:Pyrite
Formula:FeS2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Calcite28
Chalcopyrite23
Magnetite23
Actinolite16
Amphibole Supergroup13
- var Byssolite13
Malachite1
Andradite1
Sphalerite1
Fluorapophyllite-(K)1
Data
Mineral Data:Click here to view Pyrite data
Locality Data:Click here to view French Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA
Photo GalleryView Gallery (58 photos)
Data Identifiers
Mindat Occurrence Record ID:9023
Long-form Identifier:1:3:9023:0
GUID (UUID V4):0
Localities for Pyrite in this Region
Elizabeth Mine, French Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA
Keim's Mine, French Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA
Nearest other occurrences of Pyrite
0.0km (0.0 miles) ⓘKeim's Mine, French Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA
5.3km (3.3 miles) ⓘWarwick Mines, Warwick (Saint Marys), Warwick Township, Chester County, Pennsylvania, USA
7.2km (4.5 miles) ⓘHopewell mine, Hopewell Mines, Warwick (Saint Marys), Warwick Township, Chester County, Pennsylvania, USA
7.2km (4.5 miles) ⓘHopewell Mines, Warwick (Saint Marys), Warwick Township, Chester County, Pennsylvania, USA
11.3km (7.0 miles) ⓘJones mine, Caernarvon Township, Berks County, Pennsylvania, USA
12.2km (7.6 miles) ⓘKeystone Trap Rock Quarry, Cornog, Wallace Township, Chester County, Pennsylvania, USA
13.0km (8.1 miles) ⓘBenjamin Franklin Mine, Chester Springs, West Pikeland Township, Chester County, Pennsylvania, USA
13.9km (8.7 miles) ⓘGrace Mine, Morgantown, Berks County, Pennsylvania, USA
15.3km (9.5 miles) ⓘDyer Quarry, Gibraltar, Birdsboro, Berks County, Pennsylvania, USA
17.6km (10.9 miles) ⓘBlack Rock Tunnel (Conrail Tunnel), Phoenixville, Chester County, Pennsylvania, USA
References
Rocks & Min.:64:7.
Sloto, Ronald A., Dickinson, Lana L. (1994) Famous Mineral Localities: The French Creek Mine, St. Peters, Chester County, Pennsylvania. The Mineralogical Record, 25 (2) 105-120
 
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