| Deposit ID | 10070290 |
|---|---|
| MRDS ID | W013119 |
| Record type | Site |
| Current site name | Sidney Property |
| Alternate or previous names | Cook Group, Cop Group |
| Geographic coordinates: | -116.79627, 43.01488 (WGS84) |
|---|---|
| Elevation | 1829 |
| Relative position | ABOUT 3 MI W OF SILVER CITY AND 2 MI ENE OF DELAMAR |
Political divisions (FIPS codes)
Owyhee(county)
Idaho(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
De Lamar(quadrangle 1:24,000 scale)
Murphy(quadrangle 1:100,000 scale)
Boise(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Jordan(hydrologic unit)
Middle Snake-Boise(hydrologic accounting unit)
Middle Snake(hydrologic subregion)
Pacific Northwest(hydrologic region)
Federal lands
Bureau of Land Management(Bureau of Land Management ID)
Bureau of Land Management ID BLM(Type of land area)
BLM(Federal land areas administered by BLM)
| Country | State | County |
|---|---|---|
| United States | Idaho | Owyhee |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Boise | 005S;004S | 004W;004W | 02,03,04,10,33,34 | Idaho |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Gold | Primary |
| Copper | Tertiary |
| Materials | Type of material |
|---|---|
| Pyrite | Gangue |
| Host or associated | Associated | ||||
|---|---|---|---|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite | ||||
| Rock unit name | Silver City Rhyolite (Upper Rhyolite);Lower Basalt | ||||
| Rock description | Silver City Rhyolite (Upper Rhyolite);Lower Basalt | ||||
| |||||
| Host or associated | Associated |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt |
| Host or associated | Host |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite |
| Host or associated | Host |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt |
| (1) | -116.79627, 43.01488 |
|---|
| Type of structure | Local |
|---|---|
| Structure description | Breccia |
| Length | 2133.6M |
|---|---|
| Width | 213.36M |
| Development status | Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | De Lamar District |
|---|
| Ownership category | BLM Administrative Area |
|---|
| Type | Operator |
|---|---|
| Owner | Asarco (American Smelting And Refining Co.) |
| First year | 1977 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W013119 | |
| Idaho Geological Survey | Idaho Mines and Prospects | IMP | BO_112 | http://www.idahogeology.org/ |
WESTERN MIN. NEWS, DEC. 7 , 1973; MAR. 4 , 1977.
SPOKANE CHRONICLE, NOV. 30, 1971; OCT. 11, 1968; JAN. 19, 1968.
WESTERN MIN. NEWS, 1974 - 75 DIRECTORY OF MINES IN IDAHO (COEUR D'ALENES) AND WASH., P. 116.
BENNETT, E. H., AND GALBRAITH, J. H., 1975 , RECONNAISSANCE GEOLOGY AND GEOCHEMISTRY OF THE SILVER CITY - SOUTH MOUNTAIN REGION, OWYHEE COUNTY, IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 162 , 88 P.
1967 GEOCHEM SIDNEY MIN. CO.
1968 GEOPHYS SIDNEY MIN. CO.
1971 DIREXPL SIDNEY MIN. CO.
| Subject category | Comment text |
|---|---|
| Deposit | THE COOK GROUP IS LOCATED BETWEEN BLACK JACK - TRADE DOLLAR MINES AND THE DELAMAR MINE. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUL-1975 | Miller, Pat J. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
MRDS records operators as of each record's last update (≤ 2019). Some of the operators listed here have since changed hands or dissolved:
Curated by qvyshift.com from publicly-reported M&A activity (SEC filings, press releases, USGS Mineral Yearbooks). Not authoritative — verify against primary sources before relying on it. The MSHA panel above is the current authoritative source for actively-permitted mines.