Powers Mine

The Powers Mine is a chromium mine located in Grant 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

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.

Site Name

Primary: Powers Mine

Commodity

Primary: Chromium

Location

State: Oregon
County: Grant
District: Canyon

Land Status

Not available

Holdings

Not available

Workings

Not available

Ownership

Not available

Production

Not available

Deposit

Record Type: Site
Operation Category: Past Producer
Deposit Type: Podiform
Operation Type: Unknown
Years of Production:
Organization:
Significant: N

Physiography

General Physiographic Area: Intermontane Plateaus
Physiographic Province: Columbia Plateau
Physiographic Section: Walla Walla Plateau

Mineral Deposit Model

Not available

Orebody

Form: EQUAL PARTS OF HIGH-GRADE MASSIVE CHROMITE AND LOW-GRADE SPOTTED ORE

Structure

Not available

Alterations

Not available

Rocks

Name: Dunite
Role: Host
Age Type: Host Rock Unit
Age Young: Late Permian

Name: Dunite
Role: Host
Age Type: Host Rock
Age Young: Late Permian

Analytical Data

Analytical Data: 40 % OR MORE OF CHROMIC OXIDE

Materials

Ore: Chromite

Comments

Comment (Location): WEST EDGE OF SECTION

Comment (Production): 480 TONS

Comment (Workings): SERIES OF TRENCHES AND OPEN CUTS AND TWO TUNNELS, WHICH EXTEND OVER HORIZONTAL DISTANCE OF 250 FT. AND VERTICAL RANGE OF 50 OR 60 FT.480 TONS

Comment (Geology): GEOL.DESC: PLANAR BANDING IS WELL DEVELOPED PARALLEL TO WALLS OF ORE BODY. AT NW END OF DEPOSITS, CHROMITE GRAINS STRING OUT INTO DUNITE AND OLIVINITE.

References

Reference (Deposit): OREGON METAL MINES HANDBOOK, 1941 , ODGMI BULL. 14 - B, P. 33 - 34

Oregon Gold

"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: Where to Find Gold in Oregon.