Anna Lee Lode

Prospect in Custer county in Colorado, United States with commodities Thorium, REE
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. Alteration
  9. Mineral occurrence model information
  10. Host and associated rocks
  11. Nearby scientific data
  12. Geologic structures
  13. Ore body information
  14. Controls for ore emplacement
  15. Economic information about the deposit and operations
  16. Mining district
  17. Land status
  18. Ownership information
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10012882
MRDS ID D008875
Record type Site
Current site name Anna Lee Lode

Geographic coordinates

Point of reference Approximate
Geographic coordinates: -105.31001, 38.17612 (WGS84)
Elevation 2743
Relative position probable prospects on color airphoto; 3.3 MILES N 28 E OF QUERIDA

Site location context

Political divisions (FIPS codes)

Custer(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mount Tyndall(quadrangle 1:24,000 scale)

Canon City(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 Custer

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 022S 071W 03 NE Colorado

Comments on the location information

  • 0.75 MILES WEST OF STATE ROUTE 143 ON JONES RANCH ; INFO FROM LAND.ST :1976

Commodities

Commodity Importance
Thorium Primary
REE Critical Primary

Materials information

Materials Type of material
Thorite Ore
Barite Gangue
Galena Gangue
Hematite Gangue
Limonite Gangue
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Altered Syenite And Basic Dikes Appear To Be Related To Mineralization

Analytical data

Result .22 TO 1.2% EQUIV. U, .003 TO .007% U, 1.20 TO 6.68 % EQUIV. TH02, 3.81 TO 6.96% TH02, .03 TO 1.53% RAE OXIDES

Mineral occurrence model information

Model code 30
USGS model code 11d
Deposit model name Thorium-rare-earth veins

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Rock unit name Biotite Granite
    Rock description Biotite Granite
    Stratigraphic age (youngest) Paleoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Paleoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
    Rock unit name Hornblende-Plagioclase Gneiss And Alaskitic Granite Gneiss
    Rock description Hornblende-Plagioclase Gneiss And Alaskitic Granite Gneiss
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Syenite

Nearby scientific data

Approximate (1) -105.31001, 38.17612

Economic information

Geologic structures

Type of structure Regional
Structure description Wet Mountains
Type of structure Local
Structure description Nw-Trending Shear Zones; Shearing Of Dikes

Ore body information

  • General form TABULAR
    Strike N 60 W (SHEARS); N 47 W (VEIN)
    Dip 85 NE (VEIN)
    Length 304.8M
    Width 0.25M

Controls for ore emplacement

  • Mineralized Veins; Narrow Syenite Dikes Parallel Mineralization

Economic information about the deposit and operations

Operation type Surface
Development status Prospect
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1952

Mining district

District name Wet Mountains Area

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Lee Jones, Westcliffe, Co. And Lawrence Knobbe, Spearville, Ks

Comments on the workings information

  • PITS AND TRENCHES

Reference information

General comments

Subject category Comment text
Deposit MINERALIZATION EXPOSED ONLY IN SHALLOW PITS

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1982 Collins, Donna B. Colorado Geological Survey

Beyond USGS

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

Authoritative Colorado resources

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