Mines in Maryland

Mining in Maryland

Federal databases record 1,308 mine and mineral deposit locations in Maryland, drawing from the USGS Mineral Resources Data System and MSHA Mine Safety and Health Administration records. Of these, 279 are currently active operations regulated by MSHA. Key commodities include gold (28 sites), silver (1 sites), copper (22 sites), coal (111 sites).

Maryland has 800 surface mining sites and 51 underground operations. Surface mining is the dominant method, which is typical in states with accessible mineral deposits and coal seams near the surface.

Map

Counties

Notable Mines

Mine	County	Commodity	Type	Status
Union Bridge Md	Carroll	Cement	Facility	Active
Amrize Hagerstown Facility	Washington	Cement	Facility	Active
Havre De Grace Quarry	Harford	Crushed, Broken Traprock	Surface	Active
S W Barrick & Sons	Frederick	Crushed, Broken Limestone NEC	Surface	Active
Texas Quarry	Baltimore	Crushed, Broken Limestone NEC	Surface	Active
Amrize Rockville Quarry	Montgomery	Crushed, Broken Granite	Surface	Active
Mettiki General	Garrett	Coal (Bituminous)	Facility	Active
Casselman Mine	Garrett	Coal (Bituminous)	Underground	Active
Job #3	Allegany	Coal (Bituminous)	Surface	Active
Savage Stone	Howard	Crushed, Broken Granite	Surface	Active
Elk Mills Quarry	Cecil	Crushed, Broken Granite	Surface	Active
North East Quarry	Cecil	Crushed, Broken Granite	Surface	Active
Medford Quarry	Carroll	Crushed, Broken Limestone NEC	Surface	Active
Laurel Hill Quarry	Frederick	Crushed, Broken Stone NEC	Surface	Active
Belvedere Plant	Cecil	Construction Sand and Gravel	Surface	Active
Frederick Quarry	Frederick	Crushed, Broken Limestone NEC	Surface	Active
Frederick Quarry	Frederick	Crushed, Broken Limestone NEC	Surface	Active
Churchville Quarry	Harford	Dimension Stone NEC	Surface	Active
Henderson-Md Sand & Gravel	Caroline	Construction Sand and Gravel	Surface	Active
Principio Quarry	Cecil	Crushed, Broken Granite	Surface	Active
Gudelsky Materials	Prince Georges	Construction Sand and Gravel	Surface	Active
Carderock Quarries	Montgomery	Crushed, Broken Stone NEC	Surface	Active
Cabin Run	Allegany	Coal (Bituminous)	Surface	Active
Beaver Creek Quarry	Washington	Crushed, Broken Limestone NEC	Surface	Active
Pinesburg Quarry	Washington	Crushed, Broken Limestone NEC	Surface	Active

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