Bank of California

  

Mine Info

State: California

County: Mariposa

Elevation:

Primary Mineral: Gold

Lat, Long: 37.55917, -119.97278



Bank of California MRDS details

Site Name

Commodity

Location

Primary: "Bank of California"
Primary: Gold
State: California
County: Mariposa
District: Colorado
 

Land Status

Holdings

Workings

Land ownership:
Administrative Organization:
Type:


Ownership

Production

Deposit

Owner Name: G. E. Dunbar
Company ID:
Percent:
Home Office:
Info Year:
Years: 1914 -

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:


Structure

Alterations

Rocks



Analytical Data

Materials

Ore: Gold
Gangue: Quartz


Comments

Comment Type:
Deposit
Comment QUARTZ VEIN AVE. THICKNESS 2 1/2 FT.
Comment Type:
Deposit
Comment MINE NOT IDENTIFICABLE FROM AVAILABLE DESCRIPTION. PROBABLY ONE OF THE MINES LATER GATHERED TOGETHER UNDER THE NAME OF THE MOUNTAIN BELLE GROUP.
Comment Type:
Workings
Comment ONCE CONSISTED OF A 50-FT. AND A 75-FT. SHAFT, BOTH CAVED.
Comment Type:
Geology
Comment GEOL.DESC: QUARTZ VEIN IN PORPHYRY DIKE CUTTING SLATE.
Comment Type:
Location
Comment POSSIBLY 1 OF 2 WORKINGS E 1/2 UTM EST.
Comment Type:
Production
Comment NO PRODUCTION DATA FOUND.


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. 237 .
URL:
Reference Category:
Deposit
Pages:
Reference: CASTELLO, W. O., 1921 , MARIPOSA COUNTY: 17TH REPORT STATE MINERALOGIST FOR 1920 , P. 107 .
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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