Mine detail: Ladd Mine

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Location: San Joaquin County, California, United States, North America
Lat / long: 37.60681, -121.49682
dep_id: 10286747
mrds_id: M024304
mas_id: 60770004
Commodity type: metallic and nonmetallic
Trace mineral: Phosphorus-Phosphates, Manganese, Barium-Barite, Calcium, Iron, Silica, Aluminum
Operation type: Unknown
Development status: Unknown
other_matl: Chert, Psilomelane, Rhodochrosite, Rhodonite
work_type: Underground
Reporter: Western Field Operations Center (WFOC)
Year first produced: 1867
disc_yr: 1867
References:
  • Deposit:: MANGANESE IN CALIFORNIA DM&G BULLETIN 152 PP 223-6,1950
  • Deposit:: D.M.G. BULL. 76, PG. 76,1918
  • Deposit:: U.S.B.M. REP. OF INVESTIGATION 4580,1949
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