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

Big 3

Past Producer in San Juan county in Utah, United States with commodities Uranium, Vanadium
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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. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Mineral rights holdings
  13. Land status
  14. Ownership information
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10130134
MAS/MILS ID 0490370201
Record type Site
Current site name Big 3
Alternate or previous names Falls

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -109.32069, 37.7131 (WGS84)
Elevation 1805
Location accuracy 10(meters)

Site location context

Political divisions (FIPS codes)

San Juan(county)

Utah(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Devil Mesa(quadrangle 1:24,000 scale)

Blanding(quadrangle 1:100,000 scale)

Cortez(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Montezuma(hydrologic unit)

Lower San Juan(hydrologic accounting unit)

San Juan(hydrologic subregion)

Upper Colorado(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management UT)

Bureau of Land Management UT BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Utah San Juan

Public Land Survey System information

Meridian Township Range Section Fraction State
Salt Lake 035 S 024 E 19 SWSESE Utah

Commodities

Commodity Importance
Uranium Primary
Vanadium Critical Primary

Materials information

Materials Type of material
Carnotite Unknown

Nearby scientific data

Main Entrance (1) -109.32069, 37.7131
ListMap

Economic information

Ore body information

  • Area 0.01HA
    Field Value
    Type of Orebody #1 REPLACEMENT
    Shape of Orebody #1 TABULAR
    Primary mode of Origin OTHER
    Primary Ore Control LITHOLOGY
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 UNKNOWN
    Total Surface Area (HA) .01
    Date of Last Modification 790821

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Significant No

Mining district

District name Montezuma Area

Mineral rights holdings

Type of mineral rights Located Claim

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Owner
    Owner Merit Uranium Corp.
    Home office Utah
    Year 1974

Workings at the site

  • Type of workings Underground
    Length 30.5M
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method PROPOSED
    Mining Method GOPHERING (COYOTING) 10-29
    Swell Factor .73
    Hardness of Rock SOFT NONPLASTIC WITH LITTLE WATER
    Rock Characteristics ONE SYSTEM OF WEAKNESS PLANES
    Rock Support Chars. SUPPORTING
    Mine Support Chars. TIMBER
    Avg. Length of Adits (m) 18.3
    1st Condition of Workings OPEN
    Capacity Units MT COMMOD/DAY
    Units of Production $/MT COMMOD
    Year of Information 1973

Reference information

Bibliographic references

  • Deposit

    HUFF L C AND LESURE F G 1965 GEOLOGY AND URANIUM DEPOSITS OF

  • Deposit

    MONTEZUMA CANYON AREA, SAN JUAN CO UTAH. USGS BULL 1190

  • Deposit

    REVISED BY MILS 6-79

Reporter information

Type Date Name Affiliation Comment
Reporter 27-FEB-84 Unknown U.S. Bureau of Mines

Beyond USGS

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

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