North Fork, Clearwater River

The North Fork, Clearwater River is a gold mine located in Clearwater county, Idaho at an elevation of 1,099 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: North Fork, Clearwater River  

State:  Idaho

County:  Clearwater

Elevation: 1,099 Feet (335 Meters)

Primary Mineral: Gold

Lat, Long: 46.5028, -116.31360

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 North Fork, Clearwater River

North Fork, Clearwater River MRDS details

Site Name

Primary: North Fork, Clearwater River


Commodity

Primary: Gold
Tertiary: Platinum


Location

State: Idaho
County: Clearwater


Land Status

Not available


Holdings

Not available


Workings

Not available


Ownership

Not available


Production

Not available


Deposit

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


Physiography

General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains


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: Holocene


Analytical Data

Analytical Data: PT=$2.40/TON (0.048 OZ/TON, 1.6 PPM), AU=$3.31/TON (0.096 OZ/TON, 3.3 PPM) IN CONCENTRATES, CONCENTRATION NOT KNOWN. GOLD IS ABOUT 860 FINE


Materials

Ore: Magnetite
Ore: Ilmenite
Ore: Gold
Ore: Garnet


Comments

Comment (Commodity): GOLD IS SMALL BUT EQUIDIMENSIONAL, SOME SMALL NUGGETS

Comment (Workings): HAND OPERATIONS, HYDRAULICKING, DREDGING

Comment (Location): MUCH OF RIVER WAS PROSPECTED FROM DENT TO NEAR MOSCOW BAR. THIS AREA IS NOW INUNDATED BY DWORSHAK RESERVOIR LOCATION GIVEN IS THE MILE 15 MARKER SOUTH OF DENT SHOWN ON TOPO MAP. INFO FROM LAND.ST :01?

Comment (Production): 1,200 LB/DAY MINED IN 1905

Comment (Geology): BEDROCK OF COLUMBIA RIVER BASALT (ON THE WEST) UNDERLAIN BY SCHIST AND GNEISS. SOME SMALL ULTRAMAFIC BODIES ARE AROUND OROFINO, WHICH COULD PROVIDE A SOURCE OF PT


References

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. 1200-1201.

Reference (Deposit): STALEY, W.W., 1940, MINING ACTIVITY IN THE NORTH FORK OF THE CLEARWATER RIVER AREA: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 54, 6 P.

Reference (Deposit): ANDERSON, A.L., 1930, THE GEOLOGY AND MINERAL RESOURCES OF THE REGION ABOUT OROFINO, IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 34, P. 37-38.

Reference (Deposit): SAVAGE, C.N., 1961, ECONOMIC GEOLOGY OF CENTRAL IDAHO BLACKSAND PLACERS: IDAHO BUREAU OF MINES AND GEOLOGY BULLETIN 17, P. 141-148.


Idaho Gold

Where to Find Gold in Idaho

"Where to Find Gold in Idaho" 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 Idaho. Read more at Where to Find Gold in Idaho.