Mount Gaines

  

Mine Info

State: California

County: Mariposa

Elevation: 1,526 feet (465 meters)

Primary Mineral: Gold

Lat, Long: 37.54139, -120.17222



Mount Gaines MRDS details

Site Name

Commodity

Location

Primary: "Mount Gaines"
Secondary: "Barfield"
Secondary: "Frenchman"
Secondary: "Bearfield"
Primary: Gold
Secondary: Silver
Secondary: Lead
Secondary: Copper
Secondary: Zinc
State: California
County: Mariposa
District: Hornitos
 

Land Status

Holdings

Workings

Land ownership:
Administrative Organization:
Type: Underground


Ownership

Production

Deposit

Owner Name: J. W. Radil
Company ID:
Percent:
Home Office:
Info Year:
Years: -

Record Type: Site
Operation Category: Past Producer
Deposit Type:
Plant Type:
Plant Subtype:
Operation Type: Unknown
Mining Method:
Milling Method:
Year First Production:
Year Last Production:
Discovery Year: 1853
Discovery Method:
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

Mineral Deposit Model

Orebody

General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: California Trough
Physiographic Detail:
Name:
Form: SINNOUS


Structure

Alterations

Rocks

Alteration Type: L
Alteration:
Alteration Text: Shearing & Hydrothermal Alteration Along Vein Caused Development Of Schistose, Chloritic, Slate-Like Material Esp On Footwall Side Of Vein
Name: Diorite
Role: Associated
Description:
Age Type: Host Rock
Age in Years:
Dating Method:
Material Analyzed:
Age Young: Late Jurassic
Age Old:
Name: Diorite
Role: Associated
Description:
Age Type: Host Rock Unit
Age in Years:
Dating Method:
Material Analyzed:
Age Young: Late Jurassic
Age Old:


Analytical Data

Materials

Ore: Galena
Ore: Gold
Ore: Pyrite
Ore: Barite
Ore: Argentite
Ore: Chalcopyrite
Gangue: Quartz


Comments

Comment Type:
Deposit
Comment VEIN, AVG 5 FT THICK
Comment Type:
Geology
Comment ORE DEPOSITION-PYRITE PRECEEDED GALENA, SPHALERITE & GOLD DEPOSITED AFTER PYRITE. PENON BLANCO MEMBER AMADOR GROUP.
Comment Type:
Workings
Comment MAIN INCLINE OF 1322 FT, 13 DRIFT LEVELS, 11,000 FT. DRIFTS, 1200 FT RAISES, TUNNEL
Comment Type:
Deposit
Comment RADIL OWNED OVER 300 ACRES OF PATENTED MINING AND AGRICULTURAL LAND. FIRST MINING DONE IN VICINITY WAS PLACERING; LODE MINING BEGAN ABOUT 1868. ; INFO.SRC : 1 PUB LIT


References

Reference Category:
Deposit
Pages:
Reference: 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 - 139 288
URL:
Reference Category:
Deposit
Pages:
Reference: CASTELLO, W.O., 1921 , MINES AND MINERAL RESOURCES OF MARIPOSA COUNTY IN SEVENTEENTH REPORT OF THE STATE GEOLOGIST: CALIFORNIA STATE MINING BUREAU, P
URL:
Reference Category:
Deposit
Pages:
Reference: LAIZURE, C. MCK., 1928 , SAN FRANCISCO FIELD DIVISION IN TWENTY-FOURTH REPORT OF THE STATE MINERALOGIST: CALIFORNIA STATE MINING BUREAU, P. 103 - 104
URL:
Reference Category:
Deposit
Pages:
Reference: AUBURY, L.E., 1904 , REGISTER OF MINES AND MINERALS, MARIPOSA COUNTY CALIFORNIA: CALIFORNIA STATE MINING BUREAU, P. 12
URL:
Reference Category:
Production
Pages:
Reference: BOWEN & GRAY, 1957
URL:

Did You Know.......

A mine is a hole in the ground, owned by a liar.
-Mark Twain

About The MRDS Mines Database

All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.

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