Pioneer Prospect

The Pioneer Prospect is a gold, antimony, and mercury mine located in Baker county, Oregon.

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 Prospect  

State:  Oregon

County:  Baker

Elevation:

Primary Mineral: Gold, Antimony, Mercury

Lat, Long: 44.51111, -118.07306

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 Prospect

Pioneer Prospect MRDS details

Site Name

Primary: Pioneer Prospect
Secondary: Hereford Antimony Prospect
Secondary: Alkali Springs


Commodity

Primary: Gold
Primary: Antimony
Primary: Mercury


Location

State: Oregon
County: Baker
District: Upper Burnt River


Land Status

Not available


Holdings

Not available


Workings

Not available


Ownership

Owner Name: James Anderson, James Dickerson, Albert Smith


Production

Not available


Deposit

Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Discovery Year: 1958
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

General Physiographic Area: Intermontane Plateaus
Physiographic Province: Columbia Plateau
Physiographic Section: Blue Mountain Section


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Not available


Alterations

Alteration Type: L
Alteration Text: Slight Clay And Limonite Alteration


Rocks

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


Analytical Data

Not available


Materials

Ore: Stibnite
Ore: Cinnabar
Ore: Pyrite
Gangue: Quartz


Comments

Comment (Location): NE/4 SEC 20 NW/4 SEC 19

Comment (Workings): DEVELOPMENT CONSISTS OF A 15 - FT. SHAFT AND SEVERAL BULLDOZER TRENCHES.

Comment (Geology): THE DACITE PORPHYRY LOCALLY CONTAINS DISSEMINATED PYRITE. CINNABAR OCCURS WITH CLAY AND LIMONITE IN A FAULT BRECCIA IN THE DACITE. ; GEOL.DESC: PART OF PROPERTY IS OCCUPIED BY AN ACTIVE HOT SPRING; A NEARLY VERTICAL FAULT, TRENDING N 75 W IS EXPLORED BY WORKINGS.

Comment (Deposit): CONSV. RECORD ( M014122 ) HAS BEEN MERGED WITH THIS RECORD AND DELETED FROM THE OREGON FILE.


References

Reference (Deposit): BROOKS, H. C., 1963, QUICKSILVER IN OREGON: OREGON DEPT. OF GEOLOGY AND MINERAL INDUSTRIES, BULL. 55, 223 P


Oregon Gold

Where to Find Gold in Oregon

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