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  3. Mineral Resource Data System (MRDS)

Wright Lease

Past Producer in Jefferson county in Colorado, United States with commodity Uranium
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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. Land status
  13. Ownership information
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10288318
MRDS ID D009850
MAS/MILS ID 0080590011
Record type Site
Current site name Wright Lease
Alternate or previous names Foothills Mine
Related records 10013506

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -105.24808, 39.66529 (WGS84)
Elevation 1989

Site location context

Political divisions (FIPS codes)

Jefferson(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Morrison(quadrangle 1:24,000 scale)

Denver West(quadrangle 1:100,000 scale)

Denver(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper South Platte(hydrologic unit)

South Platte(hydrologic accounting unit)

South Platte(hydrologic subregion)

Missouri(hydrologic region)

Geographic areas

Country State County
United States Colorado Jefferson

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 004 S 070 W 32 NENW Colorado

Commodities

Commodity Importance
Uranium Tertiary

Materials information

Materials Type of material
Uraninite Unknown

Nearby scientific data

Ore Body (1) -105.24808, 39.66529
ListMap

Economic information

Ore body information

  • Strike N40W
    Dip 65E
    Thickness 1.2M
    Depth to top 118.1M
    Field Value
    Type of Orebody #1 BRECCIA FILL
    Shape of Orebody #1 IRREGULAR
    Type of Orebody #2 SHEAR ZONE
    Shape of Orebody #2 TABULAR
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FRACTURING
    Secondary Ore Control IGNEOUS
    Degree of Wallrock Alter. MODERATE
    Type of Wallrock Alter. #1 SERICITIC
    Type of Wallrock Alter. #2 SILICIFICATION
    Type of Wallrock Alter. #3 BLEACHING
    Strike And Dip N40W:65E
    Minimum Depth to Top 106.8
    Date of Last Modification 780213

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1954
Year of first production 1955

Mining district

District name Front Range

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Cotter Corp.
    Interest 100
    Home office Colorado
    Year 1975

Comments on the production information

  • THE MINE PRODUCED AS FOLLOWS: 1955, 150 TONS; 1956, 100 TON MONTH, PRODUCING 320 DAYS TOTAL; 1959, SMALL AMOUNT; 1960, 8 1962-1963, SMALL AMOUNT; 1964, MINE BEING PUT ON STAND-BY BA THE ORE PRODUCED ASSAYED .2-1% U308. ADDITIONAL INFORMATION FROM DMEA REPORT, DOCKET NO. 3830, DA 1955: INCLUDED IN THE REPORT ARE A CLAIM MAP AND A MAP SHOWING MI INGS AT THAT TIME. AT THE TIME OF THE REPORT THERE HAD BEEN UCTION FROM THE MINE. THE DMEA REPORT CONCLUDED ASSISTANCE B TO FOOTHILLS MINING CO., COLO., FOR FURTHER EXPLORATION. AVERAGE GRADE OF 0.4% U308, CAC03 CONTENT AS HIGH AS 18% MORE DETAILED INFORMATION AVAILABLE IN BACKUP FILE.

Reference information

Bibliographic references

  • Deposit

    MINE MAP REPO # 407331 & 405948 OWN/ WHBF MINING AND ENGIN

Reporter information

Type Date Name Affiliation Comment
Reporter 27-FEB-1984 Minecom U.S. Bureau of Mines

Beyond USGS

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

External references

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.