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Amphibole Supergroup from
Sylmar, West Nottingham Township, Chester County, Pennsylvania, USA


Locality type:Village
Classification
Species:'Amphibole Supergroup' (not an IMA approved species)
Formula:AB2C5(T8O22)W2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Amphibole Supergroup data
Locality Data:Click here to view Sylmar, West Nottingham Township, Chester County, Pennsylvania, USA
Data Identifiers
Mindat Occurrence Record ID:360147
Long-form Identifier:1:3:360147:1
GUID (UUID V4):0
Nearest other occurrences of Amphibole Supergroup
1.4km (0.9 miles) ⓘDunlap's Quarry, West Nottingham Township, Chester County, Pennsylvania, USA
5.6km (3.5 miles) ⓘWhite Barrens, Elk Township, Chester County, Pennsylvania, USA
11.5km (7.1 miles) ⓘRed Pit Mine, Fulton Township, Lancaster County, Pennsylvania, USA
15.4km (9.5 miles) ⓘNorth East Quarry, Cecil County, Maryland, USA
42.8km (26.6 miles) ⓘBrinton's Quarry, Westtown Township, Chester County, Pennsylvania, USA
46.0km (28.6 miles) ⓘKeystone Trap Rock Quarry, Cornog, Wallace Township, Chester County, Pennsylvania, USA
52.2km (32.5 miles) ⓘJones mine, Caernarvon Township, Berks County, Pennsylvania, USA
53.4km (33.2 miles) ⓘHopewell Mines, Warwick (Saint Marys), Warwick Township, Chester County, Pennsylvania, USA
53.5km (33.3 miles) ⓘWarwick Mines, Warwick (Saint Marys), Warwick Township, Chester County, Pennsylvania, USA
57.7km (35.8 miles) ⓘFrench Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA
References
Samuel S. Gordon, pg. 181
Gordon, Samuel G. (1922) The Mineralogy of Pennsylvania. Special Publication 1. The Academy of Natural Sciences of Philadelphia 255pp.
 
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