Western World

The Western World is a copper mine located in Yuba county, California.

About the MRDS Data:

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.

Mine Info

Satelite View

MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.

Site Name

Primary: Western World

Commodity

Primary: Copper
Secondary: Gold
Secondary: Silver

Location

State: California
County: Yuba
District: Smartville

Land Status

Land ownership: Private
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.

Holdings

Type: Other
Type: Fee Ownership
Type: Private Lease

Workings

Not available

Ownership

Owner Name: Jim Bright Exploration Resources Reno Nevada
Percent: 50.00
Home Office: Nevada
Info Year: 1978

Owner Name: United Gunn Resources Ltd.
Percent: 25.00
Info Year: 1992

Owner Name: Plexus Resources Corp.
Percent: 75.00
Info Year: 1992

Production

Not available

Deposit

Record Type: Site
Operation Category: Plant
Plant Type: Beneficiation (Mill)
Operation Type: Surface
Mining Method: Open Pit
Milling Method: Flotation
Discovery Year: 1973
Years of Production:
Organization:
Significant: Y
Deposit Size: M

Physiography

General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: California Trough

Mineral Deposit Model

Not available

Orebody

Not available

Structure

Not available

Alterations

Not available

Rocks

Not available

Analytical Data

Not available

Materials

Unknown: Chalcopyrite
Unknown: Pyrite
Unknown: Quartz
Unknown: Sphalerite

Comments

Comment (Deposit): SUPERIOR OIL COMPANY, 1978. MASSIVE SULFIDE WOULD BE MINED BY OPEN PIT METH AT A COST OF 3$ PER TON. CONCENTRATION BY FLOATATION AT A COST OF 4$ PER TON 1976 DOLLARS HOLDING OTHER IS PRIVATELY OWNED LAND

Comment (Geology): G-TOB OTHER IS MASSIVE SULFIDE G-ORI OTHER IS SYNGENETIC HEAVY METALS COME FROM VOLCANICS A SEA WATER G-SOB OTHER IS PANCAKE SHAPED THE ORE BODY IS A STRATAFORM MASSIVE SULFIDE DEPOSIT THAT IS FAULTED IN THE CENTER BY AN E-W NORMAL FAULT. THE NORTH HALF IS DOWNDROPPED 50M AND OCCURS 53 METERS DOWN THE SOUTH HALF IS 3 METERS BELOW THE SURFACE

Comment (Reserve-Resource): 3000000 METRIC TONS ARE DRILLED OUT AND REPRESENT MEASURED ORE. 2.5 PERCENT COPPER IS OVERALL GRADE: CLOSE TO HALF OF THE DEPOSIT RUNS IN EXCESS OF 6.0 PERCENT COPPER

References

Reference (Deposit): BEARING ON THE GENESIS OF THE SMARTVILLE OPHIOLITE*IN

Reference (Deposit): MESOZOIC PALEOGEOGRAPHY OF THE WESTERN UNITED STATES,

Reference (Deposit): PACIFIC COAST PALEOGEOGRAPHY SYMPOSIUM NO. 2 SEPM APRIL 26,7

Reference (Reserve-Resource): MINING JOURNAL, V 318 N 8162, 2-28-92,P 150.

Reference (Deposit): BRIGHT,JIM, 1978 EXPLORATION RESOURCES, RENO NEVADA:PERSONAL

Reference (Deposit): COMMUNICATION ON JULY 15 AND 28, 1978-*CONFIDENTIAL*

Reference (Deposit): JOSEY,W.,SUPERIOR OIL COMPANY ,TUSCON ARIZONA:PERSONAL COMM.

Reference (Deposit): ON JULY 28, 1978. *CONFIDENTIAL*

Reference (Deposit): MOTTER, JACK, EXPLORATION RESOURCES, RENO NEVADA; PERSONAL

Reference (Deposit): WETZEL, N, AND NOKLEBERG, W., 1976, PLATE TECTONIC AND STRUC

Reference (Deposit): RELATIONS FOR THE ORIGIN AND DEFORMATION OF THE WESTERN

Reference (Deposit): METAMORPHIC BELT ALONG THE MARGIN OF THE CENTRAL SIERRA

Reference (Deposit): NEVADA BATHOLITH:ABSTRACT GSA 72ND ANNYAL MEETING

Reference (Deposit): CORDILLERAN SECTION, APRIL 1976, VOL 8 NO. 3. P. 420

Reference (Deposit): XENOPHONTUS, C AND BOND, G.C., 1978, PETROLOGY, SEDIMENTATIO

Reference (Deposit): AND PALEOGEOGRAPHY OF THE SMARTVILLE TERRANE (JURASSIC)

California Gold

"Where to Find Gold in California" looks at the density of modern placer mining claims along with historical gold mining locations and mining district descriptions to determine areas of high gold discovery potential in California. Read more: Where to Find Gold in California.