Calvert County, MD Mines

Mine	Owner	Land Status	Minerals
Cove Point Placer	Titanium Ores Corp.	Private	Titanium Zirconium
Kaylorite Corp. Greensand Pit			Clays Diatomite Stone, Crushed
Kaylorite Corp. Greensand Pit	Kaylorite Corp.	Private	Diatomite Flagstone Potassium
Lyons Ck. Diatomaceous Earth Deposit			Diatomite
Lyons Ck. Diatomaceous Earth Quarry		Private	Diatomite
Mackall Building Stone Quarry			Stone, Dimension
Mackall Building Stone Quarry	Mackall Building Stone Quarry	Private	Stone, Dimension
Old Clay Deposit		Private	Clays
Old Clay Deposit N. of Solomons Is.			Clays
Old Greensand-Diatomaceous Earth Pit			Diatomite Stone, Crushed
Old Greensand-Diatomaceous Earth Qu		Private	Diatomite Potassium Stone, Dimension
Unnamed Pit		Private	Sand and Gravel
Unnamed Pit 1.2 Mi S. of Chaneyville			Sand and Gravel
Unnamed Pit 1.6 Mi Sw of Chaneyville			Sand and Gravel