| Deposit ID | 10014393 |
|---|---|
| MRDS ID | D011140 |
| Record type | Site |
| Current site name | Unnamed Thorium Prospect |
| Geographic coordinates: | -107.12591, 38.36444 (WGS84) |
|---|---|
| Elevation | 2612 |
| Relative position | 16.2 MILES S 41 W FROM GUNNISON |
Political divisions (FIPS codes)
Gunnison(county)
Colorado(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Gateview(quadrangle 1:24,000 scale)
Montrose(quadrangle 1:100,000 scale)
Montrose(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Upper Gunnison(hydrologic unit)
Gunnison(hydrologic accounting unit)
Gunnison(hydrologic subregion)
Upper Colorado(hydrologic region)
Federal lands
Bureau of Land Management(Bureau of Land Management CO)
Bureau of Land Management CO BLM(Type of land area)
BLM(Federal land areas administered by BLM)
| Country | State | County |
|---|---|---|
| United States | Colorado | Gunnison |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| New Mexico | 048N | 002W | 32 | CENTER OF SW OF SE OF SW | Colorado |
| Commodity | Importance |
|---|---|
| Thorium | Primary |
| Materials | Type of material |
|---|---|
| Thorite | Ore |
| Ankerite | Gangue |
| Apatite | Gangue |
| Barite | Gangue |
| Calcite | Gangue |
| Dolomite | Gangue |
| Fluorite | Gangue |
| Goethite | Gangue |
| Hematite | Gangue |
| Quartz | Gangue |
| Siderite | Gangue |
| Host or associated | Associated | ||||||
|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Granitoid > Syenite | ||||||
| Rock unit name | Leucosyenite;Melasyenite;;Quartz Vein | ||||||
| Rock description | Leucosyenite;Melasyenite;;Quartz Vein | ||||||
| |||||||
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Schist |
| Rock unit name | Black Canyon Schist--Quartzo-Feldspathic And Quartz-Sericite Schist |
| Rock description | Black Canyon Schist--Quartzo-Feldspathic And Quartz-Sericite Schist |
| (1) | -107.12591, 38.36444 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Gunnison Uplift, San Juan Volcanic Field |
| Type of structure | Local |
| Structure description | Gunnison Gold Belt, Iron Hill Alkalic Complex, Tolvar Peak Stock |
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Wolf Creek Area |
|---|
| Ownership category | BLM Administrative Area |
|---|
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | D011140 |
OLSON, J.C., AND HEDLUND, D.C., 1973, GEOLOGIC MAP OF THE GATEVIEW-QUADRANGLE, GUNNISON COUNTY, COLORADO: USGS MAP GQ-1071.
HEDLUND, D.C., AND OLSON, J.C., 1961, FOUR ENVIRONMENTS OF THORIUM-, NIOBIUM-, AND RARE-EARTH-BEARING MINERALS IN THE POWDERHORN DISTRICT OF SOUTHWESTERN COLORADO: USGS PROF. PAPER 424-B, P. B283-B286.
| Subject category | Comment text |
|---|---|
| Deposit | THORIUM VEINS IN THIS AREA ARE ONE OF FOUR ENVIRONMENTS OF TH OCCURRENCE KNOWN IN THE POWDERHORN-IRON HILL AREA AND ARE PROBABLY RELATED TO EMPLACEMENT OF LATE PRECAMBRIAN SYENITES NORTH AND WEST OF IRON HILL AND OF YOUNGER LATE PRECAMBRIAN OR CAMBRIAN CARBONATITES AT IRON HILL. FOLIATION IN BLACK CANYON SCHIST COUNTRY ROCK TRENDS GENERALLY N 68 TO 75 W, 75 TO 90 SW AND 80 NE. SMALL QUARTZ VEIN TRENDS N 63 W. SMALL LEUCOSYENITE INTRUSION LOCATED 0.3 MILE DUE NORTH OF PROSPECT; COMPOSITE MELASYENITE-AUGITE SYENITE INTRUSION LOCATED 1.8 MILES WNW OF PROSPECT; COMPOSITE LEUCOSYENITE-MELASYENITE INTRUSIONS LOCATED 1.5 MILES NW OF PROSPECT; AUGITE SYENITE INTRUSION LOCATED 0.7 MILE SE OF PROSPECT. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JAN-1984 | Schwochow, Stephen D. | Colorado Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
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