Western Mining History
Sign In

Little Rattlesnake Mountain Deposit

The Little Rattlesnake Mountain Deposit is a cobalt and nickel mine located in Del Norte county, California at an elevation of 2,828 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: Little Rattlesnake Mountain Deposit

State:  California

County:  Del Norte

Elevation: 2,828 Feet (862 Meters)

Commodity: Cobalt, Nickel

Lat, Long: 41.6961, -123.97170

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 Little Rattlesnake Mountain Deposit

Little Rattlesnake Mountain Deposit MRDS details

Site Name

Primary: Little Rattlesnake Mountain Deposit

Commodity

Primary: Cobalt
Primary: Nickel
Tertiary: Chromium

Location

State: California
County: Del Norte

Land Status

Land ownership: National Forest
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: Located Claim

Workings

Type: Surface

Ownership

Owner Name: Del Norte Mining Co.
Percent: 100.0
Home Office: California
Info Year: 1979

Production

Not available

Deposit

Record Type: Site
Operation Category: Prospect
Operation Type: Surface
Mining Method: Unknown
Discovery Year: 1956
Years of Production:
Organization:
Significant: N

Physiography

General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: Klamath Mountains

Mineral Deposit Model

Not available

Orebody

Not available

Structure

Not available

Alterations

Not available

Rocks

Not available

Analytical Data

Not available

Materials

Unknown: Goethite
Unknown: Montmorillonite
Unknown: Serpentine

Comments

Comment (Reserve-Resource): THE PROPERTY IS LEASED TO CALIFORNIA NICKEL CORP. CHROMIUM WAS NOT INCLUDED IN COSTING. NICKEL CONTENT, 0.46 WT.PCT. COBALT CONTENT, 0.06 WT.PCT.

Comment (Reserve-Resource): RESOURCE ESTIMATES DEVELOPED IN-HOUSE 1979.

Comment (Deposit): CHROMITE ASSAYS ARE GIVEN FOR THE SAKE OF COMPLETNESS; HOW- EVER, CHROMITE CANNOT BE RECOVERED BY THE REDUCTION ROAST AMMONIACAL-LEACH PROCESS AND IS NOT, THEREFORE, INCLUDED IN THE COSTING.

References

Reference (Deposit): DEPT. INTERIOR.USBM CONTRACT MO.J0255007, 1975, 138 P.

Reference (Deposit): WESTERN KNAPP ENGINEERING, ORDER-OF-MAGNITUDE STUDY, CAPITAL

Reference (Deposit): AND OPERATING COSTS, NICKEL MINE AND PROCESSING PLANT, NOR-

Reference (Deposit): THERN CALIFORNIA.

Reference (Deposit): SIEMENS, R.E., PROCESS FOR THE RECOVERY OF NICKEL, COBALT,

Reference (Deposit): ED, AIME, NEW YORK, 1968, P.1650-1672

Reference (Deposit): ROWE, W.A., GEOLOGY OF THE NICKEL MOUNTAIN MINE, RIDDLE, ORE

Reference (Deposit): SNE-AIME FALL MTG. PRESENTATION, DENVER. COLO., 1976

Reference (Deposit): CALIF. DIV. MINES AND GEOLOGY BULL. 134, PT. 1. CHAPT. 1, 76

Reference (Deposit): PP.

Reference (Deposit): FRIZZELL, L.E., REPORT ON THE NICKEL LATERITE DEPOSIT OF

Reference (Deposit): LITTLE AND BIG RATTLESNAKE MOUNTAIN, DEL NORTE COUNTY, CALI-

Reference (Deposit): FORNIA: ASSOCIATED GEOLOGISTS UNPUBLISHED REPORT. 1977, 11P.

Reference (Deposit): BOWENCAMP, J.E., PRELIMINARY REPORT ON THE LITTLE RATTLE-

Reference (Deposit): SNAKE MOUNTAIN NICKEL PROSPECT, DEL NORTE CO., CALIFORNIA

Reference (Deposit): SINGMASTER & BREYER, INC., NICKEL RECOVERY FROM WESTERN

Reference (Deposit): SOURCES, TASK I REPORT, TECHNICAL AND ECONOMIC EVALUATION:

Reference (Deposit): AND COPPER FROM DOMESTIC LATERITES: MINING CONGRESS JOURNAL

Reference (Deposit): U.63, NO.1, P. 27-34

Reference (Deposit): SIEMENS, R.E., RECOVERY OF NICKEL AND COBALT FROM LOW-GRADE

Reference (Deposit): DOMESTIC LATERITES:USBM RI 8027, 1975, 14 P

Reference (Deposit): FREEPORT EXPLORATION CO. CONFIDENTIAL REPORT, 1956, 9 P.

Reference (Deposit): STATE OF CALIFORNIA, GEOLOGIC MAP OF CALIFORNIA-WEEK SHEET:

Reference (Deposit): CALIF. DIV. OF MINES AND GEOL., 2 PLS.

Reference (Deposit): CUMBERLIDGE, U.T., GEOLOGY OF THE NICKEL MOUNTAIN MINE, RID-

Reference (Deposit): DLE, OREGON, IN ORE DEPOSITS OF THE UNITED STATES, V.2, 30

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.