| Deposit ID | 60001244 |
|---|---|
| MRDS ID | SD02331 |
| Record type | District |
| Current site name | Ivanhoe District |
| Alternate or previous names | Detroit Group, Chilkoot Group, Sunrise Group, Parrish Group |
| Geographic coordinates: | -103.45246, 43.78166 (WGS84) |
|---|---|
| Relative position | NEAR ROUTE 87 |
Political divisions (FIPS codes)
Custer(county)
South Dakota(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Iron Mountain(quadrangle 1:24,000 scale)
Mount Rushmore(quadrangle 1:100,000 scale)
Hot Springs(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Middle Cheyenne-Spring(hydrologic unit)
Cheyenne(hydrologic accounting unit)
Cheyenne(hydrologic subregion)
Missouri(hydrologic region)
Federal lands
ST(Federal land areas administered by ST)
| Country | State | County |
|---|---|---|
| United States | South Dakota | Custer |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Gold | Primary |
| (1) | -103.45246, 43.78166 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | PEGMATITE DIKES, ASSOCIATED WITH THE HARNEY PEAK GRANITE, CUT THE VEINS |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| District name | IVANHOE DISTRICT |
|---|
| Type | Operator |
|---|---|
| Owner | IVANHOE GOLD MINING & MILLING COMPANY |
U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.