Marin County, CA Mines

Mines in Marin County, CA

Mine	Owner	Land Status	Work Type	Minerals
Angel Island Dredge	Tidewater Sand And Gravel Co, 4501 Tidewater Ave, Oakland	Unknown		Sand and Gravel
Bender		Unknown		Tungsten
Bender Dell Bender				Tungsten
Bentley Ranch		Unknown		Mercury
Black Mountain	J. S. Burdell			Stone, Crushed
Black Mountain		Unknown		Stone
Black Point				Sand and Gravel Stone, Crushed
Black Point		Unknown		Sand and Gravel Stone, Crushed
Borello Quarry	R. A .Borello Tractor Rentals	Unknown		Stone, Crushed
Burdell Mountain				Stone, Crushed
Burdell Mountain		Unknown		Stone, Crushed
Cache Creek Pit and Mill	Hidden Valley Sand And Gravel, Inc.			Sand and Gravel
Chileno Valley	Floyd Edwards	Unknown		Mercury
Chileno Valley Stone		Unknown		Stone, Crushed
Claim				Mercury
Claim				Mercury
Claim		Unknown		Mercury
Claim		Unknown		Mercury
Claims				Mercury
Claims				Mercury
Claims		Unknown		Mercury
Copperopolis Mine	Calaveras Asbestos Ltd.			Asbestos
Dillon Beach Pit	Lawson'S Landing	Private		Sand and Gravel
Edwards	Ray Schultz And Mr. Bentley			Mercury
Escalle Quarry				Stone, Crushed
Escalle Quarry		Unknown		Stone
Forbes Quarry				Stone, Crushed
Forbes Quarry		Unknown		Stone
Fort Baker	U.S. Government			Gold Manganese
Fort Baker				Gold Manganese
Freeman and Sondgroth		Unknown		Flagstone
Ft Baker		State Park		Stone
Ft. Baker				Stone, Crushed
Gambonini	Arnold Gambonini			Mercury
Gambonini	Gambonini, Alvin	Unknown		Mercury
Ghilotti Bros. - Marin Co.		Unknown		Stone, Dimension
Ghilotti Brothers Quarry	Ghilotti Brothers, Inc.			Stone, Crushed
Gravel Pit		Federal		Sand and Gravel
Gravel Pit		Unknown		Sand and Gravel
Gravel Pit		Unknown		Sand and Gravel
Greenbrae		Unknown		Sand and Gravel
Greenbrae Quarry				Stone, Crushed
Heaton's Flat		Unknown		Gold Silver
Hoffman				Stone, Crushed
Hoffman		Unknown		Stone, Crushed
Hotaling				Stone
Hotaling		Unknown		Stone, Crushed Stone, Dimension
Inverness				Tungsten
Inverness Ridge				Gold
Inverness Ridge		National Park		Gold
Knutte				Manganese
Knutte Deposit	L. R Knutte			Manganese
L P Mcnear Brick Co		Unknown		Clays
L P Mcnear Brick Company				Clays
Lafranchi Quarry	Lafranchi, Wilford			Stone, Crushed
Maillard Ranch				Manganese
Maillard Ranch		Unknown		Manganese
Maillard Ranch		Unknown		Chromium
Marin				Stone
Marin Co.No.25	Fort Baker Military Reservation-Marin Headlands State Pk	State Park		Manganese
Martinelli Ranch Quarry	Martinelli Ranch			Stone, Crushed
Martinoni Quarry	Martinoni, Alfred			Stone, Crushed
Massa Hill				Gemstones
Massa Hill				Gemstones
Massa Hill		Unknown		Gemstones
Mazza Mazza Ranch				Manganese
McKinnan Gulch				Copper Lead
McKinnan Gulch		Unknown		Copper
Mcnears Quarry & Mill		Private		Stone, Crushed
Mount Tamalpais Cemetery Quarry		Unknown		Stone, Crushed Stone, Dimension
Mount Tamalpais Cemetery Quarry.				Stone Stone, Crushed Stone, Dimension
Mt Tamalpais		State Park		Silver
Mt. Tamalpais				Silver
Negro Hill				Stone
Noren				Tungsten
Noren		Unknown		Tungsten
Patent Brick Company		Unknown		Clays
Petaluma - Pt. Reyes				Manganese
Petaluma Mine		Unknown		Mercury
Petaluma-Point Reyes Prospect				Manganese
Pike Gulch	Mary Galloway		Underground	Copper
Pike Gulch		Unknown		Copper
Point Bonita		Federal		Stone, Crushed
Point Bonita Fort Barry				Stone, Crushed
Quarry				Stone, Crushed
Randall				Gold Silver
Randall				Gold Silver
Remillard Brick Co.				Clays
Remillard Brick Company		Unknown		Clays
San Geronimo				Gold
San Geronimo		Unknown		Gold
Sandpits		Unknown		Sand and Gravel
Sandpits		Unknown		Sand and Gravel
Sausalito Point				Manganese
Sausalito Point Prospect				Manganese
Sulsan Bay Dredge	3-D Sand Rock Co. Inc.	Unknown		Sand and Gravel
Tiburon Ridge Flagstone	Thomas B. Deffeback			Stone Stone, Dimension
Tiburon Ridge Flagstone		Unknown		Stone, Crushed
Tomales Point				Gold
Tomales Point		Federal		Gold
Union Gulch			Underground	Copper Gold Silver
Union Gulch		Unknown		Copper Gold Silver
Unknown				Stone, Crushed
Unknown				Stone
Unknown				Stone
Unknown				Stone, Crushed
Unknown				Limestone Stone, Crushed
Unknown				Stone, Crushed
Unknown				Mercury
Unnamed Location		Unknown		Stone, Crushed
Unnamed Location		Unknown		Mercury
Unnamed Location		Unknown		Stone, Crushed
Unnamed Location				Sand and Gravel
Unnamed Location		Unknown		Sand and Gravel
Unnamed Location		Unknown		Stone
Unnamed Location		Unknown		Copper
Unnamed Location		Unknown		Gemstones
Unnamed Location		Unknown		Manganese
Unnamed Location		Unknown		Stone
Unnamed Location		Unknown		Gemstones
Unnamed Location		Unknown		Stone, Crushed
Unnamed Location		Unknown		Gemstones
Unnamed Location				Limestone Stone, Crushed
Unnamed Location		Unknown		Stone, Crushed
Unnamed Location	Dutra Construction Co., Inc.	Unknown		Stone
Unnamed Location		Unknown		Stone, Crushed
Unnamed Location		Unknown		Mercury
Unnamed Location		Unknown		Stone
Unnamed Quarry				Stone, Crushed