Mineral Resource Map
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North America
United States
Maryland
Carroll
Ruby Quarry, Ruby Flint
Occurrence • Molybdenum
Springfield
Past Producer • Copper
Mineral Hill
Past Producer • Copper
Lehigh Pit
Past Producer • Clay
Medford Quarry
Past Producer • Marble, Dimension
Keeny
Past Producer • Iron
Meyer Banks
Past Producer • Iron
Nellar
Past Producer • Iron
Wareheim Et Al. Banks
Past Producer • Iron
Hunter Et Al.
Past Producer • Iron
Avondale Banks & Additional Mines
Past Producer • Iron
Hood Mine/Richmond Mine
Past Producer • Iron
Mineral Hill
Past Producer • Copper
Patapsco
Past Producer • Copper
Unionville
Past Producer • Zinc
Roop Mine
Past Producer • Copper
Peterman Banks
Past Producer • Iron
Springfield/Carrollnew Burra
Past Producer • Copper
Patapsco
Past Producer • Copper
Devries Quarry #1
Past Producer • Feldspar
Union Bridge Quarry & Cement Plant
Producer • Stone
Miller Ore Bank
Past Producer • Iron
Schaeffer Ore Banks
Past Producer • Iron
Monroe Prospect
Prospect •
Chestnut Hill Ore Banks
Past Producer • Iron
Oursler Quarry
Past Producer • Feldspar
Patapsco Mines
Past Producer •
Devries Quarry #3
Past Producer • Feldspar
Roop Mine
Prospect •
Oursler Talc Quarries
Past Producer • Talc-Soapstone
John Wallen Quarry
Past Producer • Feldspar
Carroll Mine
Past Producer •
Meyer Ore Bank
Past Producer • Iron
Neller Ore Bank
Past Producer • Iron
Medford Quarry
Producer • Stone, Crushed/Broken
Weetenkamp Quarry
Past Producer • Feldspar
Keeny Ore Bank
Past Producer • Iron
Hood Ore Bank
Past Producer • Iron
North Ebbvale Ore Bank
Past Producer • Iron
Richmond Mine
Past Producer • Iron
Robert D. Repp Prospect
Prospect • Copper
Beasman Prospect
Prospect •
Maus Ore Bank
Past Producer • Iron
Peterman Ore Banks
Past Producer • Iron
Mineral Hill Mine
Past Producer •
Hunter Ore Bank
Past Producer • Iron
Wareheim Deposit
Past Producer • Iron
Avondale Ore Banks
Past Producer • Iron
Springfield Mine
Past Producer •
Devries Quarry #2
Past Producer • Feldspar
Copps Branch Bank
Past Producer • Iron
Henryton Pegmatite
Prospect • Beryllium