| Deposit ID | 10055662 |
|---|---|
| MRDS ID | SD02271 |
| Record type | Site |
| Current site name | McKinnon and Miller's Claim |
| Geographic coordinates: | -103.54223, 43.88802 (WGS84) |
|---|---|
| Elevation | 1585 |
| Relative position | 4.5 MILES SOUTHEAST OF HILL CITY, SOUTH DAKOTA |
Political divisions (FIPS codes)
Pennington(county)
South Dakota(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Hill City(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
Black Hills National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | South Dakota | Pennington |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Black Hills | 002S | 005E | 08 | South Dakota |
| Commodity | Importance |
|---|---|
| Tungsten Critical | Primary |
| Feldspar | Primary |
| Mica | Primary |
| Materials | Type of material |
|---|---|
| Feldspar | Ore |
| Muscovite | Ore |
| Wolframite | Ore |
| Garnet | Gangue |
| Quartz | Gangue |
| Tourmaline | Gangue |
| Result | WOLFRAMITE IS 71.4% FEW04 AND 28.6% MNW04 |
|---|
| Host or associated | Associated | ||||||
|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Pegmatite | ||||||
| Rock unit name | Pegmatite | ||||||
| Rock description | Pegmatite | ||||||
| |||||||
| Host or associated | Host |
|---|---|
| Rock type | Plutonic Rock > Pegmatite |
| (1) | -103.54223, 43.88802 |
|---|
| General form | DIKE |
|---|---|
| Strike | N-S |
| Dip | 75 W |
| Thickness | 0.91M |
| Development status | Occurrence |
|---|---|
| Commodity type | Both |
| Deposit size | Small |
| Significant | No |
| District name | Unorganized District |
|---|
| Ownership category | National Forest |
|---|---|
| Area name | Black Hills National Forest |
| Type of workings | Surface |
|---|---|
| Overall length | 60.96M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | SD02271 |
U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707
| Subject category | Comment text |
|---|---|
| Deposit | A SECOND DIKE PARALLEL TO THE OTHER DIKE, LIES 100 FT TO THE WEST. IT IS THINNER BUT RELATIVELY RICHER THAN THE MAIN PEGMATITE. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUN-1980 | Barari, Rachel A. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.