The Golconda is a silver, gold, and copper mine located in Baker county, Oregon at an elevation of 5,600 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
Elevation: 5,600 Feet (1,707 Meters)
Commodity: Silver, Gold, Copper
Lat, Long: 44.82028, -118.21417
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.
Golconda MRDS details
Site Name
Primary: Golconda
Commodity
Primary: Silver
Primary: Gold
Primary: Copper
Tertiary: Zinc
Tertiary: Arsenic
Tertiary: Antimony
Location
State: Oregon
County: Baker
District: Cracker Creek
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.
Administrative Organization: Wallowa-Whitman 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
Physiography
General Physiographic Area: Intermontane Plateaus
Physiographic Province: Columbia Plateau
Physiographic Section: Blue Mountain Section
Physiographic Detail: Blue Mountains
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Type: R
Description: East-West Trending Thrust Fault
Alterations
Not available
Rocks
Name: Gabbro
Role: Associated
Age Type: Host Rock Unit
Age Young: Early Triassic
Analytical Data
Analytical Data: RATIO OF CONCENTRATION 7:1 TO 5:1 . FREE GOLD 40 TO 50 PERCENT. GOLD-SILVER RATIO IN BULLION 720 TO 220
Materials
Ore: Gold
Ore: Pyrite
Ore: Chalcopyrite
Ore: Tetrahedrite
Ore: Sphalerite
Ore: Marcasite
Gangue: Quartz
Comments
Comment (Location): SW 1/4, ON THE NORTH POLE-COLUMBIA LODE IMMEDIATELY SOUTHWEST OF THE COLUMBIA MINE.
Comment (Deposit): COMPOSITE QUARTZ VEIN
Comment (Workings): 510 FT. UNDERGROUND SHAFT WITH SEVERAL LEVELS, AND 1300 FT. ADIT, WORKINGS TOTAL 7000 FT.
Comment (Geology): VEIN FILLS A NORMAL FAULT WHICH CUTS AN OLDER THRUST FAULT CONTACT BETWEEN ARGILLITE AND METAGABBRO
References
Reference (Deposit): BROOKS, H.C. AND RAMP, L., 1968, GOLD AND SILVER IN OREGON; ODGMI BULL. 61, P.75
Reference (Deposit): OREGON METAL MINES HANDBOOK, 1939, ODGMI BULL. 14-A,P.36
Reference (Deposit): LINDGREN, W., 1901, THE GOLD BELT OF THE BLUE MOUNTAINS OF EASTERN OREGON; USGS ANN. REPT. NO. 22, P.665
Reference (Deposit): BROOKS, H.C. AND OTHERS, 1981, MAP OF THE GEOLOGY AND GOLD DEPOSITS OF THE BOURNE QUADRANGLE, BAKER AND GRANT COUNTIES, OREGON; ODGMI MAP GMS-19
Oregon Gold
"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.
