1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Unnamed Thorium Prospect

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 10014427
MRDS ID D011184
Record type Site
Current site name Unnamed Thorium Prospect

Geographic coordinates

Geographic coordinates: -107.21646, 38.32417 (WGS84)
Elevation 2490
Relative position 21.6 MILES S 47 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 047N 003W 16 NW OF NW OF SE Colorado

Comments on the location information

  • ON SE SIDE OF UNNAMED TRIBUTARY OF LAKE FORK GUNNISON RIVER 2.6 MILES SW OF DUBOIS MINE. ; INFO FROM LAND.ST :1975

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 Host
    Rock type Metamorphic Rock > Schist
    Rock unit name Dubois Greenstone--Metavolcanic Hornblende Schist And Amphibolite
    Rock description Dubois Greenstone--Metavolcanic Hornblende Schist And Amphibolite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -107.21646, 38.32417
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, Cimarron Fault, Tolvar Peak Stock

Controls for ore emplacement

  • Ne-Trending Fault

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 Goose Creek District

Land status

Ownership category BLM Administrative Area

Comments on the workings information

  • ONE SURFACE PROSPECT PIT

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 OF DUBOIS GREENSTONE COUNTY ROCK TRENDS GENERALLY N 23 TO 33 E, 85 TO 90 SE. PRINCIPAL FAULT TRENDS N 25 E AND APPARENTLY INTERSECTS CIMARON FAULT 0.4 MILE SW OF PROSPECT. PROSPECT DEVELOPED ON SMALL SUBPARALLEL FAULT TRENDING N 31 E.

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.