Fraction Claim

The Fraction Claim is a chromium mine located in Sierra county, California at an elevation of 4,600 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: Fraction Claim  

State:  California

County:  Sierra

Elevation: 4,600 Feet (1,402 Meters)

Commodity: Chromium

Lat, Long: 39.58833, -120.84028

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 Fraction Claim

Fraction Claim MRDS details

Site Name

Primary: Fraction Claim


Commodity

Primary: Chromium


Location

State: California
County: Sierra
District: Downieville Area


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

Not available


Workings

Not available


Ownership

Owner Name: C. A. And G. B. Winrod

Owner Name: C. A., G. B. Winrod, 1942; C. L. Best Of Ruby-Oxford Mines, 1944.


Production

Not available


Deposit

Record Type: Site
Operation Category: Producer
Operation Type: Unknown
Year First Production: 1942
Year Last Production: 1944
Years of Production:
Organization:
Significant: N


Physiography

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


Mineral Deposit Model

Not available


Orebody

Form: LENSE


Structure

Not available


Alterations

Not available


Rocks

Not available


Analytical Data

Analytical Data: ORE AVG. 39.03 % CR203, 12.20 % FE, CR TO FE RATIO 2.19 TO 1.


Materials

Ore: Chromite


Comments

Comment (Production): TOTAL PRODUCTION 80.0 LT FROM 1942 -1944.

Comment (Deposit): DEPOSIT CONSISTED OF SEVERAL LENSES APPROX. 8 BY 6 BY 2 CUBIC FT. EACH.

Comment (Workings): WORKINGS CONSISTED (1942) OF AN OPEN CUT 40 BY 40 BY15 CUBIC FT.


References

Reference (Deposit): RYNEARSON, G. A., 1953, CDMG BULL 134, PT. 3, CHAPT.5, P. 253, 254

Reference (Production): CDMG BULL 134, PT. 3, CHAPT. 5, P. 253, 254.


California Gold

Where to Find Gold in California

"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.