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


Locality type:Quarry
Classification
Species:Talc
Formula:Mg3Si4O10(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Talc data
Locality Data:Click here to view McMahon Quarry (Greenspring Quarry), Pikesville, Baltimore County, Maryland, USA
Data Identifiers
Mindat Occurrence Record ID:201819
Long-form Identifier:1:3:201819:5
GUID (UUID V4):0
Nearest other occurrences of Talc
2.4km (1.5 miles) ⓘBare Hills Copper Mine (Smith Avenue Copper Mine), Bare Hills, Baltimore County, Maryland, USA
2.5km (1.6 miles) ⓘDiscovery workings (Main workings), Bare Hills, Baltimore County, Maryland, USA
2.6km (1.6 miles) ⓘUnnamed Chromite prospects, Bare Hills, Baltimore County, Maryland, USA
3.5km (2.2 miles) ⓘAnthophyllite Location, Bare Hills, Baltimore County, Maryland, USA
8.0km (4.9 miles) ⓘLord Baltimore Drive Quartz occurrence area, Windsor Mill, Baltimore County, Maryland, USA
8.1km (5.1 miles) ⓘWright Quarry, Stony Run, Baltimore City, Maryland, USA
9.9km (6.2 miles) ⓘMartin Marietta Texas Quarry, Cockeysville, Baltimore County, Maryland, USA
10.8km (6.7 miles) ⓘPatapsco Glen Construction Site, Woodlawn, Baltimore County, Maryland, USA
11.0km (6.8 miles) ⓘBok Asbestos Mine, Hollofield, Baltimore County, Maryland, USA
12.7km (7.9 miles) ⓘChoate Mine, Owings Mills, Baltimore County, Maryland, USA
References
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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