Long Ridge

The Long Ridge is a manganese mine located in Curry 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: Long Ridge  

State:  Oregon

County:  Curry

Elevation:

Commodity: Manganese

Lat, Long: 42.26611, -124.06944

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 Long Ridge

Long Ridge MRDS details

Site Name

Primary: Long Ridge


Commodity

Primary: Manganese


Location

State: Oregon
County: Curry


Land Status

Land ownership: National Forest
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.
Administrative Organization: Siskiyou National Forest


Holdings

Not available


Workings

Not available


Ownership

Not available


Production

Not available


Deposit

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


Physiography

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


Mineral Deposit Model

Not available


Orebody

Form: LENS, PODS


Structure

Not available


Alterations

Not available


Rocks

Name: Chert
Role: Host
Age Type: Host Rock Unit
Age Young: Late Jurassic

Name: Chert
Role: Host
Age Type: Host Rock
Age Young: Late Jurassic


Analytical Data

Analytical Data: GRAB SAMPLE FROM STOCKPILE ASSAYED 52.5% MN


Materials

Ore: Rhodonite


Comments

Comment (Deposit): 2 CHERT LENSES

Comment (Geology): GEOL.DESC: SANDSTONE CONTAINS GRAY CHERT LENSE THAT PARALLEL BEDDING.


References

Reference (Deposit): RAMP, L. AND OTHERS, 1977, GEOLOGY, MINERAL RESOURCES AND ROCK MATERIAL OF CURRY COUNTY, OREGON; ODGMI BULL. 93, P.45

Reference (Deposit): APPLING, R.N., 1958, MANGANESE DEPOSITS OF SOUTHWESTERN OREGON; USBM REPT. INV. 5369, P.11


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.