Relief Hill

The Relief Hill is a gold mine located in Nevada county, California at an elevation of 3,921 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: Relief Hill  

State:  California

County:  Nevada

Elevation: 3,921 Feet (1,195 Meters)

Primary Mineral: Gold

Lat, Long: 39.36139, -120.86083

Map: View on Google Maps


Satelite image of the Relief Hill

Relief Hill MRDS details

Site Name

Primary: Relief Hill
Secondary: Relief


Commodity

Primary: Gold
Secondary: Platinum
Tertiary: Titanium, Metal
Tertiary: Chromium


Location

State: California
County: Nevada
District: North Bloomfield District


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 indicate a claim status and does not necessarily indicate an area is open to prospecting.


Holdings

Not available


Workings

Not available


Ownership

Owner Name: Western Gold Inc.
Years: 1941 -


Production

Not available


Deposit

Record Type: Site
Operation Category: Producer
Deposit Type: Stream Placer
Operation Type: Unknown
Discovery Year: 1851
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

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


Mineral Deposit Model

Model Name: Placer Au-PGE


Orebody

Form: STREAM SEDIMENT DEPOSITS


Structure

Not available


Alterations

Not available


Rocks

Name: Gravel
Role: Host
Age Type: Host Rock
Age Young: Pliocene


Analytical Data

Analytical Data: CONCENTRATES YIELDED $1,011.31/TON AU (0.22 OZ/TON, 7.5 PPM), $106.50/TON PT (0.016 OZ/TON, 550 PPB) AT 9 LB CONCENTRATE/TON GRAVEL


Materials

Ore: Gold
Ore: Magnetite
Ore: Chromite
Ore: Ilmenite


Comments

Comment (Reserve-Resource): RESOURCE ESTIMATES RAN 5-15 MILLION YD REMAINING

Comment (Production): PGM PRODUCTION NOT VERIFIED

Comment (Development): HYDRAULIC OPERATIONS WERE CARRIED ON IN SPRING OF 1949

Comment (Workings): HYDRAULIC, DRIFTING, OPEN PIT

Comment (Deposit): RECORD M011719 HAS BEEN MERGED AND DELETED.

Comment (Location): IN TAHOE NATIONAL FOREST. LOCATION GIVEN IS FOR EASTERN CANYON AT TOWN OF RELIEF. UTM GRID IS NOT SHOWN ON MAP; THUS, UTM IS APPROXIMATE.


References

Reference (Deposit): LOGAN, C.A., 1941, MINERAL RESOURCES OF NEVADA COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 37, NO. 3, P. 433-434.

Reference (Production): LOGAN, 1941

Reference (Deposit): CLARK, W.B., 1970, GOLD DISTRICTS OF CALIFORNIA: CALIFORNIA DIVISION OF MINES AND GEOLOGY BULLETIN 193, P. 101.

Reference (Deposit): DAY, D.T., AND RICHARDS, R.H., 1906, USEFUL MINERALS IN THE BLACK SANDS OF THE PACIFIC SLOPE: U.S. GEOLOGICAL SURVEY MINERAL RESOURCES OF THE UNITED STATES, CALENDAR YEAR 1905, P. 1186-1187.