Opp

The Opp is a gold, silver, copper, and lead mine located in Jackson county, Oregon at an elevation of 2,300 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: Opp  

State:  Oregon

County:  Jackson

Elevation: 2,300 Feet (701 Meters)

Commodity: Gold, Silver, Copper, Lead

Lat, Long: 42.31194, -122.99694

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 Opp

Opp MRDS details

Site Name

Primary: Opp
Secondary: Demmer
Secondary: Winkler
Secondary: Gold Canyon
Secondary: U. S. Government Land


Commodity

Primary: Gold
Primary: Silver
Primary: Copper
Primary: Lead
Tertiary: Tellurium


Location

State: Oregon
County: Jackson
District: Jacksonville


Land Status

Land ownership: Private
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

Type: Underground


Ownership

Not available


Production

Year: 1942
Time Period: 1900-1942
Material type: ORE
Description: Cp_Grade: ^ 0.18 Oz/Ton Ag
Year: 1942
Time Period: 1925-1942
Material type: ORE
Description: Cp_Grade: ^0.10 Oz/Ton Au


Deposit

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

Not available


Structure

Not available


Alterations

Not available


Rocks

Name: Diorite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cretaceous

Name: Diorite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Late Cretaceous


Analytical Data

Not available


Materials

Ore: Petzite
Ore: Gold
Gangue: Calcite
Gangue: Quartz
Gangue: Chlorite


Comments

Comment (Geology): IN SOME PLACES THE VEINS ARE QUARTZ-ARGILLITE BRECCIAS CEMENTED BY QUARTZ, CALCITE, AND MINOR PYRITE ; GEOL.DESC: COUNTRY ROCKS ARE SILICEOUS ARGILLITE WITH SOME CHLORITE AND PYRITE.

Comment (Deposit): RECORD NUMBER (M013884) MERGED WITH THIS RECORD AND DELETED FROM THE OREGON FILE.

Comment (Deposit): 3 MAJOR VEINS

Comment (Workings): 18 ADITS TOTALLING 7000 FT


References

Reference (Deposit): BROOKS, H.C. AND RAMP, L., 1968, GOLD AND SILVER IN OREGON; ODGMI BULL. 61, P. 260

Reference (Deposit): OREGON METAL MINES HANDBOOK, 1943, ODGMI BULL. 14-C, VOL. 2, SEC. 2, P. 133

Reference (Production): USBM


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.