Golden Gate

The Golden Gate is a gold 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

Name: Golden Gate  

State:  Oregon

County:  Grant

Elevation:

Commodity: Gold

Lat, Long: 44.72722, -118.48389

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 Golden Gate

Golden Gate MRDS details

Site Name

Primary: Golden Gate
Secondary: Belcher


Commodity

Primary: Gold


Location

State: Oregon
County: Grant
District: Greenhorn


Land Status

Administrative Organization: Wallowa-Whitman National Forest


Holdings

Not available


Workings

Not available


Ownership

Not available


Production

Not available


Deposit

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


Physiography

General Physiographic Area: Intermontane Plateaus
Physiographic Province: Columbia Plateau
Physiographic Section: Blue Mountain Section


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Not available


Alterations

Not available


Rocks

Not available


Analytical Data

Analytical Data: GOLD VALUES ARE PROBABLY LOW.


Materials

Ore: Pyrite
Gangue: Quartz
Gangue: Calcite


Comments

Comment (Production): NO RECORD; OUTPUT PROBABLY VERY SMALL; MILL ERECTED IN 1914 , OPERATED WITHOUT MUCH SUCCESS.

Comment (Workings): DEVELOPED BY 3 ADITS; LONGEST CONTAINS 2400 FEET OF WORK, INCLUDING RAISES. NO RECORD; OUTPUT PROBABLY VERY SMALL; MILL ERECTED IN 1914 , OPERATED WITHOUT MUCH SUCCESS.

Comment (Geology): GEOL.DESC: AT LEAST 3 VEINS IN ALTERED ANDESITE. BRECCIA CONSISTS OF TRACHYTIC GREENSTONE FRAGMENTS MATRIX IS MASSIVE GRANULAR AGGREGATE, OBSURED BY CHLORITE & CALCITE ALTERATION. OXIDATION IS DEEP.

Comment (Deposit): PROSPECTS ARE SITUATED ALONG THE CONTACT BETWEEN A LARGE BODY OF ULTRAMAFIC AND GABBROIC ROCKS, AND A SERIES OF INTERCALATED ARGILLITES AND GREENSTONES.

Comment (Location): 2 MILES NORTH OF GREENHORN


References

Reference (Deposit): BROOKS, H.C. AND RAMP, L., 1968, GOLD AND SILVER IN OREGON, ODGMI BULL. 61, P. 113.

Reference (Deposit): OREGON METAL MINES HANDBOOK, 1941, ODGMI BULL. 14-A,P. 77.

Reference (Deposit): LINDGREN, W., 1901, GOLD BELT OF THE BLUE MOUNTAINS OF EASTERN OREGON, USGS ANN. REPT. NO. 2, P.697

Reference (Deposit): MULLEN, E.D., 1979, GEOLOGY OF THE GREENHORN MOUNTAINS, NORTHEASTERN OREGON, OREGON STATE MS. THESIS


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.