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  3. Mineral Resource Data System (MRDS)

Rita Alta Mine

Past Producer in Custer county in Colorado, United States with commodity Copper
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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. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Land status
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10010880
MRDS ID D004931
Record type Site
Current site name Rita Alta Mine

Geographic coordinates

Geographic coordinates: -105.68002, 38.23362 (WGS84)
Elevation 2925
Relative position 2.25 MILES ENE OF EAGLE PEAK

Site location context

Political divisions (FIPS codes)

Custer(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Electric Peak(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)

Federal lands

Pike and San Isabel National Forests(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Colorado Custer

Public Land Survey System information

Meridian Township Range Section Fraction State
New Mexico 046N 012E 18 SE Colorado

Comments on the location information

  • ON SOUTH BANK OF SPRUCE CREEK

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Chalcopyrite Ore
Quartz Gangue
Barite Gangue

Mineral occurrence model information

Model code 82
USGS model code 22
Deposit model name Epithermal veins

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Siltstone
    Stratigraphic age (youngest) Late Permian
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Sangre De Cristo Formation, Lower Member
    Rock description Sangre De Cristo Formation, Lower Member

Nearby scientific data

(1) -105.68002, 38.23362
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Sangre De Cristo Range
Type of structure Local
Structure description Nw-Trending Fault, Syncline

Controls for ore emplacement

  • fractures in sediments between two NNW trending faults

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Land status

Ownership category National Forest

Workings at the site

  • Type of workings Underground
    Length 609.6M

Comments on the workings information

  • TUNNEL

Reference information

Bibliographic references

  • Deposit

    SAN ISABEL FOREST SERVICE MAP

  • Deposit

    SCOTT, G.R., TAYLOR, R.B., EPIS, R.C., AND WOBUS, R.A., 1978, GEOLOGIC MAP OF THE PUEBLO 10 X 20 QUADRANGLE, SOUTH-CENTRAL COLORADO: USGS MAP I-1022, 1:250,000.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1980 Foord, Suzann C U.S. Geological Survey
Updater 01-MAR-1982 Collins, Donna B. U.S. Geological Survey

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.