Pioneer Placer Mine

The Pioneer Placer Mine is a gold mine located in Humboldt county, California at an elevation of 7 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: Pioneer Placer Mine  

State:  California

County:  Humboldt

Elevation: 7 Feet (2 Meters)

Commodity: Gold

Lat, Long: 41.44222, -124.06222

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 Pioneer Placer Mine

Pioneer Placer Mine MRDS details

Site Name

Primary: Pioneer Placer Mine
Secondary: Upper Gold Bluff


Commodity

Primary: Gold
Secondary: Platinum
Tertiary: Iridium
Tertiary: Osmium


Location

State: California
County: Humboldt
District: Northern California Beach Sands


Land Status

Land ownership: State Park
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

Type: Surface


Ownership

Not available


Production

Not available


Deposit

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


Physiography

Not available


Mineral Deposit Model

Model Name: Placer Au-PGE


Orebody

Form: LENSES


Structure

Not available


Alterations

Not available


Rocks

Name: Sand and Gravel
Role: Host
Age Type: Host Rock
Age Young: Holocene


Analytical Data

Analytical Data: AU WAS 900-950 FINE.


Materials

Ore: Gold


Comments

Comment (Location): IN PRAIRIE CREEK REDWOODS STATE PARK. LOCATION GIVEN IS AT MOUTH OF OSSAGON CREEK, POINT OF DISCOVERY OF GOLD ALONG BEACHES. PROPERTY EXTENDS SOUTH TO MOUTH OF SQUASHAN CREEK

Comment (Commodity): UNVERIFIED REPORT OF TRACES OF PT, OS-IR

Comment (Production): PRODUCTION ESTIMATE IS FOR UPPER AND LOWER GOLD BLUFFS

Comment (Deposit): AREA USED TO BE MOUTH OF KLAMATH RIVER AND HIGHER AURIFEROUS BENCHES ON BLUFFS ARE FROM THIS ANCIENT RIVER MOUTH

Comment (Geology): ERODED BLUFFS OF OLD KLAMATH RIVER DEPOSITS ARE SOURCE OF METALS

Comment (Deposit): SEE ALSO: MRDS M045283.


References

Reference (Deposit): IRELAN, WILLIAM, 1888, HUMBOLDT COUNTY: CALIFORNIA STATE MINING BUREAU, 8TH REPORT OF THE STATE MINERALOGIST, P. 216-217


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.