Big Bear Occurrence

The Big Bear Occurrence is a chromium mine located in Tehama county, California at an elevation of 1,900 feet.

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

Name: Big Bear Occurrence

State:  California

County:  Tehama

Elevation: 1,900 Feet (579 Meters)

Commodity: Chromium

Lat, Long: 40.0225, -122.65194

Map: View on Google Maps

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.


Satelite image of the Big Bear Occurrence

Big Bear Occurrence MRDS details

Site Name

Primary: Big Bear Occurrence


Commodity

Primary: Chromium


Location

State: California
County: Tehama
District: Elder Creek Area


Land Status

Not available


Holdings

Not available


Workings

Not available


Ownership

Owner Name: Liston Ehorn
Years: 1946 -


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Discovery Year: 1882
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: California Coast Ranges


Mineral Deposit Model

Not available


Orebody

Form: LENSE


Structure

Not available


Alterations

Alteration Type: L
Alteration Text: Partial To Complete Serpentinization Of Host Rocks


Rocks

Name: Dunite
Role: Host
Age Type: Host Rock Unit
Age Young: Late Jurassic

Name: Dunite
Role: Host
Age Type: Host Rock
Age Young: Late Cretaceous


Analytical Data

Not available


Materials

Ore: Chromite


Comments

Comment (Geology): THE OCCURRENCE IS LOCATED NEAR THE NORTH END OF THE ELDER CREEK MASS, A LONG FAULT BOUNDED N-S TRENDING ULTRAMAFIC BODY THAT IS EXPOSED OVER AN AREA APPROX. 120 KM BY 4 KM.

Comment (Deposit): Discovery Year: EARLY 1880'S


References

Reference (Production): CDMG BULL 134, PT. 1, CHAPT. 3, P. 159-162

Reference (Deposit): WELLS, F.G. AND HAWKES, H.E., 1965, CDMG BULL 134, PART 1, CHAPT. 3, P. 159-162


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