Rainbow

The Rainbow is a chromium mine located in Josephine county, Oregon at an elevation of 5,059 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: Rainbow  

State:  Oregon

County:  Josephine

Elevation: 5,059 Feet (1,542 Meters)

Commodity: Chromium

Lat, Long: 42.70222, -123.23083

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 Rainbow

Rainbow MRDS details

Site Name

Primary: Rainbow


Commodity

Primary: Chromium


Location

State: Oregon
County: Josephine


Land Status

Land ownership: BLM Administrative Area
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

Not available


Ownership

Not available


Production

Year: 1952
Material type: ORE
Description: Ap_Grade: ^45.84 % Cr2o3, 12.49 % Fe


Deposit

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


Physiography

General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: Klamath Mountains


Mineral Deposit Model

Not available


Orebody

Form: NOT WELL EXPOSED


Structure

Not available


Alterations

Not available


Rocks

Not available


Analytical Data

Analytical Data: ONE SAMPLE OF MASSIVE ORE ASSAYED 42.84% CR2O3 & 12.49% FE


Materials

Ore: Chromite


Comments

Comment (Deposit): ABOUT 2 TONS OF MARGINAL ORE PILED IN PIT


References

Reference (Deposit): PAGE, N.J. AND OTHERS, 1977, PRELIMINARY RECONNAISSANCE GEOLOGIC MAP OF THE WIMER QUADRANGLE, OREGON; USGS GEOL. MAP MF-848

Reference (Deposit): RAMP, LEN, 1961, CHROMITE IN SOUTHWESTERN OREGON: OREGON DEPT. GEOLOGY AND MINERAL IND. BULL. 52, 169 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: Where to Find Gold in Oregon.