| Deposit ID | 10109334 |
|---|---|
| MRDS ID | M014103 |
| Record type | Site |
| Current site name | Golconda |
| Related records | 10152972 |
| Geographic coordinates: | -118.21522, 44.82013 (WGS84) |
|---|---|
| Elevation | 1707 |
Political divisions (FIPS codes)
Baker(county)
Oregon(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Bourne(quadrangle 1:24,000 scale)
Bates(quadrangle 1:100,000 scale)
Canyon City(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Powder(hydrologic unit)
Middle Snake-Powder(hydrologic accounting unit)
Middle Snake(hydrologic subregion)
Pacific Northwest(hydrologic region)
Federal lands
Wallowa-Whitman National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Oregon | Baker |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Willamette | 008S | 037E | 32 | SW | Oregon |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Silver | Primary |
| Copper | Primary |
| Zinc Critical | Tertiary |
| Arsenic Critical | Tertiary |
| Antimony Critical | Tertiary |
| Materials | Type of material |
|---|---|
| Chalcopyrite | Ore |
| Gold | Ore |
| Marcasite | Ore |
| Pyrite | Ore |
| Sphalerite | Ore |
| Tetrahedrite | Ore |
| Quartz | Gangue |
| Result | RATIO OF CONCENTRATION 7:1 TO 5:1 . FREE GOLD 40 TO 50 PERCENT. GOLD-SILVER RATIO IN BULLION 720 TO 220 |
|---|
| Host or associated | Associated | ||
|---|---|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Gabbro | ||
| |||
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Argillite |
| Rock unit name | Elkhorn Ridge Argillite |
| Rock description | Elkhorn Ridge Argillite |
| (1) | -118.21522, 44.82013 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | East-West Trending Thrust Fault |
| Width | 60.96M |
|---|
| Development status | Producer |
|---|---|
| Commodity type | Metallic |
| Significant | No |
| Production years | 1897 - 1904 |
| District name | Cracker Creek |
|---|
| Ownership category | Private |
|---|---|
| Area name | Wallowa-Whitman National Forest |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | M014103 | |
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0410010093 |
BROOKS, H.C. AND RAMP, L., 1968, GOLD AND SILVER IN OREGON; ODGMI BULL. 61, P.75
OREGON METAL MINES HANDBOOK, 1939, ODGMI BULL. 14-A,P.36
LINDGREN, W., 1901, THE GOLD BELT OF THE BLUE MOUNTAINS OF EASTERN OREGON; USGS ANN. REPT. NO. 22, P.665
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
| Subject category | Comment text |
|---|---|
| Deposit | COMPOSITE QUARTZ VEIN |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUN-1976 | Lee, W. | U.S. Geological Survey | |
| Updater | 01-JAN-1982 | Bradley, Robin (Walker, George W.) | U.S. Geological Survey | |
| Updater | 01-AUG-1993 | Gray, Jerry J. | Oregon Department of Geology and Mineral Industries |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.