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Talc from
Brighton Dam Road Quarry (Howard-Montgomery Quarry), Howard 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 Brighton Dam Road Quarry (Howard-Montgomery Quarry), Howard County, Maryland, USA
Data Identifiers
Mindat Occurrence Record ID:201997
Long-form Identifier:1:3:201997:0
GUID (UUID V4):0
Nearest other occurrences of Talc
6.4km (4.0 miles) ⓘEdnor Steatite Locality, Ednor, Montgomery County, Maryland, USA
16.1km (10.0 miles) ⓘEtchison Mine, Montgomery County, Maryland, USA
18.6km (11.6 miles) ⓘOursler Talc Quarries, Carroll County, Maryland, USA
18.9km (11.7 miles) ⓘGaithersburg, Montgomery County, Maryland, USA
19.1km (11.9 miles) ⓘCarroll Mine, Sykesville, Carroll County, Maryland, USA
20.1km (12.5 miles) ⓘMarriottsville Talc Quarries, Carroll County, Maryland, USA
20.7km (12.8 miles) ⓘSpringfield Mine (Mr. Tysons Mine; Sykesville Mine), Sykesville, Carroll County, Maryland, USA
20.7km (12.9 miles) ⓘBornite pit, Springfield Mine (Mr. Tysons Mine; Sykesville Mine), Sykesville, Carroll County, Maryland, USA
21.8km (13.5 miles) ⓘBok Asbestos Mine, Hollofield, Baltimore County, Maryland, USA
22.1km (13.7 miles) ⓘPatapsco Glen Construction Site, Woodlawn, Baltimore County, Maryland, USA
References
Mines of the Washington D.C Area
Bernstein, Lawrence R. (1980) Minerals of the Washington, D.C. Area - Issue 5 of Educational series, Maryland Geological Survey. Department of Natural Resources, Maryland Geological Survey. p.1-148.
 
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