French

  

Mine Info

State: California

County: Mariposa

Elevation:

Primary Mineral: Gold

Lat, Long: 37.59389, -120.09889



French MRDS details

Site Name

Commodity

Location

Primary: "French"
Primary: Gold
State: California
County: Mariposa
District:
 

Land Status

Holdings

Workings

Land ownership:
Administrative Organization:
Type: Surface/Underground


Ownership

Production

Deposit

Owner Name: Pacific Mining Co.
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:
Discovery Method:
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

Mineral Deposit Model

Orebody

General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Sierra Nevada
Physiographic Detail:
Name:
Form:


Structure

Alterations

Rocks

Name: Slate
Role: Host
Description:
Age Type: Host Rock
Age in Years:
Dating Method:
Material Analyzed:
Age Young: Late Permian
Age Old:


Analytical Data

Materials

Ore: Gold
Gangue: Quartz


Comments

Comment Type:
Geology
Comment GEOL.DESC: WALL ROCKS OF TWO PARALLEL VEINS ARE METAPYROXENE ANDESITE GREENSTONE OF UNKNOWN AGE AND SLATY METASEDIMENTS OF PAL AGE.
Comment Type:
Deposit
Comment HOLDING COMPANY OWNS THE FRENCH, FRENCH POCKET AND EVANS MINES. RECENT AU GRAVELS ON S. SIDE MERCED RIVER ( BULL. 108 ).
Comment Type:
Workings
Comment CROSSCUT ADIT 155 FT. LONG WITH DRIFTS TOTALING 660 FT., 2 INCLINED SHAFTS,DRIFTS AND LEVELS. TOTAL FOOTAGE OF WORKINGS , 1048 FT.
Comment Type:
Production
Comment OLD PROPERTY ACTIVE IN EARLIEST DAYS OF MINING IN THE COUNTY. WORKED INTERMITTENTLY BY VARIOUS LESSEES UP TO 1948. TOTAL RECORDED PRODUCTION SINCE 1903 IS ABOUT $116,750 AND PRODUCTION PRIOR TO THAT TIME MAY HAVE BEEN SEVERAL TIMES THAT AMOUNT. ORE TAKEN OUT IN 1903 AVERAGED $44.16 PER TON ;IN 1924 AVERAGE WAS $16.53 AND IN 1935-48 YIELD WAS $13.99 PER TON.
Comment Type:
Deposit
Comment VEINS
Comment Type:
Location
Comment 1 MI. E OF PINE TREE MINE, 1/2 MI. SO. OF MERCED RIVER. UTM ACC.


References

Reference Category:
Deposit
Pages:
Reference: BOWEN, O. E., JR., & GRAY, H., JR., 1957 , MINES AND MINERAL DEPOSITS OF MARIPOSA COUNTY, CALIF.: CALIF. JOUR. MINES & GEOL., VOL. 53 , NOS. 1 & 2 , P. 99 - 100 , 262 .
URL:
Reference Category:
Deposit
Pages:
Reference: LOGAN, C. A., 1934 , MOTHER LODE GOLD BELT OF CALIF.: CDM BULL. 108 , RECORD SHEET FACING P. 188 .
URL:
Reference Category:
Deposit
Pages:
Reference: LAIZURE, C. MCK., 1935 , CURRENT MINING ACTIVITIES IN THE SAN FRANCISCO DISTRICT WITH SPEC. REF. TO GOLD: CALIF. JOUR. MINES & GEOL., VOL. 31 , NO. 1 , P. 33 .
URL:
Reference Category:
Production
Pages:
Reference: BOWEN AND 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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