Dinning MineProducer • Titanium, Metal, Iron
|
Dublin QuarryPast Producer • Talc-Soapstone
|
Gatch QuarryProducer • Stone, Crushed/Broken
|
Churchville QuarryProducer • Stone, Crushed/Broken
|
Aberdeen PitsPast Producer • Sand and Gravel, Construction
|
Joppa Pit and MillPast Producer • Sand and Gravel, Construction
|
Webster Pit and PlantPast Producer • Sand and Gravel, Construction
|
Abingdon Pit and MillPast Producer • Sand and Gravel, Construction
|
Broad Creek MinePast Producer • Iron
|
Deer Creek Mine/Cherry Hill MinePast Producer • Iron
|
Shawsville AreaPast Producer • Iron
|
Dinning MinePast Producer • Titanium, Metal, Iron
|
Phoenix Dome AreaPast Producer • Iron
|
Phoenix Dome Area-BPast Producer • Iron
|
Harford Talc Co. QuarryPast Producer • Talc-Soapstone
|
Reed Mine Et Al., Jarretsville-Dublin DistrictPast Producer • Chromium
|
Maryland Green Marble Corp. QuarryProducer • Stone, Crushed/Broken
|
Grays Run QuarryProducer • Stone, Crushed/Broken
|
Sewell Ore BankPast Producer • Iron
|
Hanway Ore BankPast Producer • Iron
|
H.Clay Whiteford and Company QuarryPast Producer • Feldspar
|
Joppa Ore BanksPast Producer • Iron
|
Ayres MinePast Producer •
|
Lomyer Ore BankPast Producer • Iron
|
Scarff Ore BankPast Producer • Iron
|
Dublin QuarriesPast Producer • Talc-Soapstone
|
Aberdeen PitsPast Producer • Sand and Gravel, Construction
|
Grays Run QuarryPast Producer • Stone, Crushed/Broken
|
Cherry Hill MinePast Producer •
|
M.G. Spencer & Son Sand and GravelProducer • Sand and Gravel, Construction
|
Havre De Grace QuarryProducer • Stone, Crushed/Broken
|
Shipley Ore BankPast Producer • Iron
|
Maryland Green Marble Corp. QuarryPast Producer • Stone, Crushed/Broken
|
Cambria QuarryPast Producer • Stone, Dimension
|
Welzenbach Ore BankPast Producer • Iron
|
Tolley Ore BankPast Producer • Iron
|
Flattermash Ore BankPast Producer • Iron
|
Rocks QuarryPast Producer • Talc-Soapstone
|
Walsh Ore BankPast Producer • Iron
|
Hope Ore BankPast Producer • Iron
|
Broad Creek MinePast Producer • Iron
|
Pine Grove Farm Ore BanksPast Producer • Iron
|
Churchville QuarryProducer • Stone, Crushed/Broken
|
Joppa Sand Bank Run PitProducer • Sand and Gravel, Construction
|
Ayres Ore BankPast Producer • Iron
|
Birdseye MinePast Producer •
|
Gatch QuarryPast Producer • Stone, Crushed/Broken
|
Benser Ore BankPast Producer • Iron
|
Prospect Hill Ore BankPast Producer • Iron
|
Joppa Pit and MillProducer • Sand and Gravel, Construction
|
Cherry Hill Chrome Sand PlacerPast Producer • Chromium
|
Neikirk MinePast Producer • Asbestos
|
Jenkins MinePast Producer • Asbestos
|
Dinning MineProspect • Titanium
|
Harford Sands, Inc.Producer • Sand and Gravel, Construction
|
Noble Hamilton Sand and GravelProducer • Sand and Gravel, Construction
|
Skillman Ore BanksPast Producer • Iron
|
Reed MinePast Producer •
|
Wilkins MinePast Producer •
|
Crow Ore BankPast Producer • Iron
|
Cherry Hill Ore BanksPast Producer • Iron
|
Maryland Lava Co. PlantPast Producer • Talc-Soapstone
|
Willick Ore BankPast Producer • Iron
|