1. Mineral Resources
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  3. Mineral Resource Data System (MRDS)

Unnamed Thorium Prospects

Occurrence in Gunnison county in Colorado, United States with commodity Thorium
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10014398
MRDS ID D011148
Record type Site
Current site name Unnamed Thorium Prospects

Geographic coordinates

Geographic coordinates: -107.12896, 38.36556 (WGS84)
Elevation 2612
Relative position 16.3 MILES S 42 W FROM GUNNISON

Site location context

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)

Geographic areas

Country State County
United States Colorado Gunnison

Public Land Survey System information

Meridian Township Range Section Fraction State
New Mexico 048N 002W 32 SW OF NE OF SW OF SW Colorado

Comments on the location information

  • ON WEST SIDE OF WILDCAT GULCH ABOUT 2.3 MILES ABOVE CONFLUENCE WITH CEBOLLA CREEK. ; INFO FROM LAND.ST :1976

Commodities

Commodity Importance
Thorium Primary

Materials information

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 and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Syenite
    Rock unit name Leucosyenite;Melasyenite;Porphyritic Augite Syenite;Quartz Vein
    Rock description Leucosyenite;Melasyenite;Porphyritic Augite Syenite;Quartz Vein
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • 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

Nearby scientific data

(1) -107.12896, 38.36556
ListMap

Economic information

Geologic structures

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, Unnamed Fault, Tolvar Peak Stock

Controls for ore emplacement

  • Nw-Trending Quartz Vein Cutting Schist Near Syenite Intrusions

Comments on the geologic information

  • OTHER MINERALS LISTED ABOVE ARE GENERAL OCCURRENCES REPORTED FOR TH VEINS IN AREA; ALL MAY NOT NECESSARILY OCCUR AT THIS SITE.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Wolf Creek Area

Land status

Ownership category BLM Administrative Area

Comments on the workings information

  • TWO SURFACE PROSPECT PITS

Reference information

Bibliographic references

  • Deposit

    OLSON, J.C., AND HEDLUND, D.C., 1973, GEOLOGIC MAP OF THE GATEVIEW QUADRANGLE, GUNNISON COUNTY, COLORADO: USGS MAP GQ-1071.

  • Deposit

    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.

General comments

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 58 TO 68 W, 75 TO 80 SW. SMALL QUARTZ VEIN TRENDS N 75 W. SMALL FAULT SOUTH OF VEIN AND PROSPECTS TRENDS N 84 W. SMALL LEUCOSYENITE INTRUSION LOCATED 0.3 MILE NE OF PROSPECT; AUGITE SYENITE INTRUSION LOCATED 0.9 MILE SE OF PROSPECTS; COMPOSITE MELASYENITE-AUGITE SYENITE INTRUSION LOCATED 1.6 MILES WNW OF PROSPECTS; COMPOSITE MELASYENITE-LEUCOSYENITE INTRUSIONS LOCATED 1.4 MILES NW OF PROSPECTS.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1984 Schwochow, Stephen D. Colorado Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Maps centered on this site

Authoritative Colorado resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.