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

Mary L Group

Past Producer in Fremont 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. Ownership information
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10215342
MRDS ID D009328
MAS/MILS ID 0080430041
Record type Site
Current site name Mary L Group
Related records 10013180

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -105.52498, 38.56831 (WGS84)

Site location context

Political divisions (FIPS codes)

Fremont(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Hall Gulch(quadrangle 1:24,000 scale)

Pikes Peak(quadrangle 1:100,000 scale)

Pueblo(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Arkansas Headwaters(hydrologic unit)

Upper Arkansas(hydrologic accounting unit)

Upper Arkansas(hydrologic subregion)

Arkansas-White-Red(hydrologic region)

Geographic areas

Country State County
United States Colorado Fremont

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 017 S 073 W 14 Colorado

Commodities

Commodity Importance
Uranium Tertiary

Materials information

Materials Type of material
Autunite Unknown
Torbernite Unknown
Uraninite Unknown

Nearby scientific data

Ore Body (1) -105.52498, 38.56831
ListMap

Economic information

Ore body information

  • Thickness 12M
    Depth to top 8M
    Field Value
    Type of Orebody #1 SEDIMENTARY
    Shape of Orebody #1 IRREGULAR
    Shape of Orebody #2 TABULAR
    Primary mode of Origin RESIDUAL CONCENT
    Secondary mode of Origin OXIDATION
    Primary Ore Control LITHOLOGY
    Secondary Ore Control FAULTING
    Minimum Depth to Top 0
    Date of Last Modification 780213

Economic information about the deposit and operations

Operation type Surface-Underground
Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1955

Mining district

District name Tallahassee

Ownership information

  • Type Unknown
    Owner John T. Fontecchio
    Home office Colorado
    Year 1975
  • Type Unknown
    Owner E. J. Smaller
    Year 1975

Reference information

Bibliographic references

  • Deposit

    INFORMATION SOURCES: U.S.A.E.C. PRELIMINARY RECONAISSANCE RE

  • Deposit

    1796

  • Deposit

    MACPHEARSON,BRUCE,GEOLOGY AND URANIUM DE

  • Deposit

    OF THE TALLAHASSEE CREEK DISTRICT,1959,U.S.A.E.C.,RME-1083

General comments

Subject category Comment text
Deposit INFORMATION FROM PRR-1796, DATED 1955. RADIOACTIVITY VARIES 10 TO 100 X BG. INCLUDED IN THE REPORT IS A CROSS SECTION S SAMPLES AVERAGE .106% U308. AT THE TIME OF THE REPORT, 300 T BEEN SHIPPED TO THE U.S.V. MILL AT RIFLE, CO. THE ORE OCCURS FINE TO MEDIUM GRADE, CARBONACEOUS SILTSTONE.

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.