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Chalcopyrite from
McMahon Quarry (Greenspring Quarry), Pikesville, Baltimore County, Maryland, USA


Locality type:Quarry
Classification
Species:Chalcopyrite
Formula:CuFeS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chalcopyrite data
Locality Data:Click here to view McMahon Quarry (Greenspring Quarry), Pikesville, Baltimore County, Maryland, USA
Data Identifiers
Mindat Occurrence Record ID:97069
Long-form Identifier:1:3:97069:3
GUID (UUID V4):0
Nearest other occurrences of Chalcopyrite
2.4km (1.5 miles) ⓘBare Hills Copper Mine (Smith Avenue Copper Mine), Bare Hills, Baltimore County, Maryland, USA
8.0km (5.0 miles) ⓘStony Run, Baltimore City, Maryland, USA
9.2km (5.7 miles) ⓘJones Falls Quarries, Baltimore City, Maryland, USA
15.2km (9.4 miles) ⓘMarriottsville Quarry, Hernwood, Baltimore County, Maryland, USA
15.8km (9.8 miles) ⓘEllicott City, Howard County, Maryland, USA
19.9km (12.3 miles) ⓘPatapsco Mine (Finksburg Mine; Orchard Mine), Patapsco Mines, Finksburg, Carroll County, Maryland, USA
20.4km (12.7 miles) ⓘWildesen Mine, Patapsco Mines, Finksburg, Carroll County, Maryland, USA
21.3km (13.2 miles) ⓘMineral Hill Mine, Louisville, Carroll County, Maryland, USA
21.5km (13.3 miles) ⓘBeasman prospect, Eldersburg, Carroll County, Maryland, USA
22.5km (14.0 miles) ⓘMonroe prospect, Eldersburg, Carroll County, Maryland, USA
References
Rocks & Minerals 12, 247
Bernstein, Lawrence R. (1976) Minerals of Washington, D.C. and vicinity. Open-File Report Vol. 76-849. US Geological Survey doi:10.3133/ofr76849
 
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