Marin County, CA Manganese Mines

Manganese Mines in Marin County, CA

Mine Owner Land Status Work Type Minerals
Fort Baker U.S. Government Manganese
Fort Baker Manganese
Knutte Manganese
Knutte Deposit L. R Knutte Manganese
Maillard Ranch Manganese
Maillard Ranch Unknown Manganese
Marin Co.No.25 Fort Baker Military Reservation-Marin Headlands State Pk State Park Manganese
Mazza Mazza Ranch Manganese
Petaluma - Pt. Reyes Manganese
Petaluma-Point Reyes Prospect Manganese
Sausalito Point Manganese
Sausalito Point Prospect Manganese
Unnamed Location Unknown Manganese
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