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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Limonite from
Brinton's Quarry, Westtown Township, Chester County, Pennsylvania, USA


Locality type:Quarry
Classification
Species:'Limonite' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Limonite data
Locality Data:Click here to view Brinton's Quarry, Westtown Township, Chester County, Pennsylvania, USA
Data Identifiers
Mindat Occurrence Record ID:406404
Long-form Identifier:1:3:406404:6
GUID (UUID V4):0
Nearest other occurrences of Limonite
10.6km (6.6 miles) ⓘCorundum Hill, Newlin Township, Chester County, Pennsylvania, USA
14.6km (9.1 miles) ⓘCastle Rock, Edgemont Township, Delaware County, Pennsylvania, USA
15.2km (9.4 miles) ⓘSycamore Mills, Upper Providence Township, Delaware County, Pennsylvania, USA
15.2km (9.4 miles) ⓘGeneral Trimble's Mine, East Whiteland Township, Chester County, Pennsylvania, USA
15.5km (9.6 miles) ⓘBoothwyn, Upper Chichester Township, Delaware County, Pennsylvania, USA
16.3km (10.1 miles) ⓘSamuel Coffman Mine, East Whiteland Township, Chester County, Pennsylvania, USA
16.4km (10.2 miles) ⓘMill Lane Farms (Great Valley Corporate Center), East Whiteland Township, Chester County, Pennsylvania, USA
20.1km (12.5 miles) ⓘBenjamin Franklin Mine, Chester Springs, West Pikeland Township, Chester County, Pennsylvania, USA
21.6km (13.4 miles) ⓘBrookdale Mine, Schuylkill Township, Chester County, Pennsylvania, USA
21.9km (13.6 miles) ⓘSouthwest Chester County Mine (New Chester County Mine), Schuylkill Township, Chester County, Pennsylvania, USA
References
Lapham, Davis M., Geyer, Alan R. (1965) Mineral Collecting in Pennsylvania. Bulletin G33 (2nd ed.). Pennsylvania Geological Surveyp.130
 
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