About this location
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Found Here
Geology and deposit
- Host rock
- Penon Blanco Member (Amador Group) — Hornfels, Andesite
- Associated rock
- Diorite
- Orebody form
- SINNOUS
Best Ore Concentrated On East Side Of Arcuate Irregularities
Shearing & Hydrothermal Alteration Along Vein Caused Development Of Schistose, Chloritic, Slate-Like Material Esp On Footwall Side Of Vein
Mining history
- Status
- Past Producer
- Workings
- Underground
- Production size
- Medium
- Discovered
- 1853
Records and references
BOWEN, O.E., JR., GRAY, C.H., JR., 1957 , MINES AND MINERAL DEPOSITS OF MARIPOSA COUNTY, CALIFORNIA: CALIF. JOUR. MINES AND GEOLOGY, V. 53 , NOS. 1 AND 2 , P. 134 - 139 288CASTELLO, W.O., 1921 , MINES AND MINERAL RESOURCES OF MARIPOSA COUNTY IN SEVENTEENTH REPORT OF THE STATE GEOLOGIST: CALIFORNIA STATE MINING BUREAU, PLAIZURE, C. MCK., 1928 , SAN FRANCISCO FIELD DIVISION IN TWENTY-FOURTH REPORT OF THE STATE MINERALOGIST: CALIFORNIA STATE MINING BUREAU, P. 103 - 104AUBURY, L.E., 1904 , REGISTER OF MINES AND MINERALS, MARIPOSA COUNTY CALIFORNIA: CALIFORNIA STATE MINING BUREAU, P. 12BOWEN & GRAY, 1957
Data: USGS Mineral Resources Data System, record 10030923 — view the source record
Difficulty
Getting there
Location on Map
Coordinates: 37.54132, -120.17321
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Recommended Gear for California
Estwing E3-22P Rock Pick
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Watertight Medical Kit
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Southwest Treasure Hunter's Gem and Mineral Guide
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