Mammoth

The Mammoth is a gold 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: Mammoth  

State:  Oregon

County:  Curry

Elevation:

Commodity: Gold

Lat, Long: 42.73583, -123.87278

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 Mammoth

Mammoth MRDS details

Site Name

Primary: Mammoth
Secondary: Rogue River


Commodity

Primary: Gold
Secondary: Silver
Tertiary: Copper


Location

State: Oregon
County: Curry
District: Mule Creek


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.


Holdings

Not available


Workings

Not available


Ownership

Not available


Production

Year: 1946
Time Period: Pre 1946
Material type: ORE,
Description: Cp_Grade: ^2.6? Au


Deposit

Record Type: Site
Operation Category: Occurrence
Deposit Type: Vein
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

Not available


Structure

Not available


Alterations

Not available


Rocks

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


Analytical Data

Analytical Data: 0.70 OZ/TON AG
Analytical Data: 0.70 OZ/TON AG . ODGMI SELECTED SAMPLE ASSAYED 2.94 OZ/TON AU
Analytical Data: OWNER REPORTED 43 SAMPLES AVERAGE ASSAY VALUE $55.30/TON. ODGMI SELECTED SAMPLE ASSAYED 2.94 OZ/TON AU


Materials

Ore: Gold
Ore: Pyrite
Ore: Chalcopyrite
Gangue: Quartz


Comments

Comment (Geology): GEOL.DESC: METAGABBRO POSSIBLY ALTERED HORNBLENDE -DIORITE

Comment (Workings): 160 FEET ON TWO CROSSCUTS AND A 150 FOOT DRIFT.

Comment (Location): NW 104


References

Reference (Deposit): RAMP, L. AND OTHERS, 1977, GEOLOGY, MINERAL RESOURCES AND ROCK MATERIAL OF CURRY COUNTY, OREGON; ODGMI BULL. 93, P. 40

Reference (Deposit): BROOKS, H.C. AND RAMP, L., 1968, GOLD AND SILVER IN OREGON; ODGMI BULL. 61, P. 190

Reference (Deposit): DOLE, H.M., 1946, MAMMOTH MINE; ODGMI UNPUBLISHED FILE REPORT

Reference (Deposit): OREGON METAL MINES HANDBOOK, 1940, ODGMI BULL. 14-C, VOL. 1, P. 75


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.