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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Goethite from
Mill Lane Farms (Great Valley Corporate Center), East Whiteland Township, Chester County, Pennsylvania, USA


Locality type:Occurrence
Classification
Species:Goethite
Formula:Fe3+O(OH)
Confirmation
Validity:Confirmed
Confirmation Methods:Dealer/Collection Label
Data
Mineral Data:Click here to view Goethite data
Locality Data:Click here to view Mill Lane Farms (Great Valley Corporate Center), East Whiteland Township, Chester County, Pennsylvania, USA
Data Identifiers
Mindat Occurrence Record ID:853404
Long-form Identifier:1:3:853404:0
GUID (UUID V4):0
Nearest other occurrences of Goethite
4.8km (3.0 miles) ⓘGeneral Trimble's Mine, East Whiteland Township, Chester County, Pennsylvania, USA
5.3km (3.3 miles) ⓘBrookdale Mine, Schuylkill Township, Chester County, Pennsylvania, USA
8.4km (5.2 miles) ⓘBenjamin Franklin Mine, Chester Springs, West Pikeland Township, Chester County, Pennsylvania, USA
11.1km (6.9 miles) ⓘEcton Mine, Perkiomen Mines, Audubon, Lower Providence Township, Montgomery County, Pennsylvania, USA
11.7km (7.3 miles) ⓘWhim shaft, Perkiomen Mines, Audubon, Lower Providence Township, Montgomery County, Pennsylvania, USA
15.4km (9.5 miles) ⓘHenderson Station, Upper Merion Township, Montgomery County, Pennsylvania, USA
15.4km (9.6 miles) ⓘSycamore Mills, Upper Providence Township, Delaware County, Pennsylvania, USA
15.4km (9.6 miles) ⓘBlue Hill, Media, Upper Providence Township, Delaware County, Pennsylvania, USA
15.8km (9.8 miles) ⓘLimestone quarry, Upper Merion Township, Montgomery County, Pennsylvania, USA
16.9km (10.5 miles) ⓘBridgeport, Bridgeport Borough, Montgomery County, Pennsylvania, USA
References
Edith Trybalski
 
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