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Yorkville Area Prospects

Prospect in Fremont county in Colorado, United States with commodities Copper, Silver, Barium-Barite
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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. 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. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10013357
MRDS ID D009599
Record type Site
Current site name Yorkville Area Prospects

Geographic coordinates

Point of reference Pit
Geographic coordinates: -105.27974, 38.27945 (WGS84)
Elevation 2359
Relative position prospect on topo: 11.9 MILES S 24 W OF CANON CITY POST OFFICE

Site location context

Political divisions (FIPS codes)

Fremont(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Curley Peak(quadrangle 1:24,000 scale)

Canon City(quadrangle 1:100,000 scale)

Pueblo(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Arkansas(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 020S 071W 27 Colorado

Comments on the location information

  • SOUTH TO SOUTHWEST OF CANON CITY FOR 19 MILES ON OAK CREEK GRADE TO YORKVILLE SITE, THEN SOUTH ONE MILE TO WORKINGS ; INFO FROM LAND.ST :(1976)

Commodities

Commodity Importance
Copper Primary
Silver Primary
Barium-Barite Critical Secondary

Materials information

Materials Type of material
Barite Ore
Malachite Ore
Silver Ore
Garnet Gangue
Quartz Gangue

Alteration

  • (Local) Altered Biotite Gneisses; Kaolinization

Analytical data

Result CU (0.06-2.5%), AG (0.2-2.2 0Z/TON),

Mineral occurrence model information

Model code 24
USGS model code 10
Deposit model name Carbonatite

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Stratigraphic age (youngest) Mesoproterozoic
    Stratigraphic age (youngest) Mesoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Rock unit name Granodiorite
    Rock description Granodiorite
  • Host or associated Host
    Rock type Metamorphic Rock > Schist
    Rock unit name Migmatitic Gneiss
    Rock description Migmatitic Gneiss
  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss

Nearby scientific data

Pit (1) -105.27974, 38.27945
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Northern Wet Mountains, Canon City Embayment, Thirtynine Mile Volcanic Field
Type of structure Local
Structure description Ne-Trending Shears Contain Barite

Ore body information

  • Strike N 60 E
    Dip 40-45 NW

Controls for ore emplacement

  • Faults, Fault Intersections; Shear Zones; Joints, Fractures In Competent Rock

Economic information about the deposit and operations

Operation type Surface
Development status Prospect
Commodity type Both
Deposit size Small
Significant No

Mining district

District name Southern Grape Creek Area

Land status

Ownership category Private

Comments on the workings information

  • SCATTERED PROSPECT PITS; ONE MEASURES 15 FT DIAMETER, 4 FT DEEP.

Reference information

Bibliographic references

  • Deposit

    COKER, R. J., 1982, MINERAL RESOURCES OF THE ARKANSAS CANYON PLANNING UNIT WITH SPECIAL EMPHASIS ON THE FORMER GRAPE CREEK WILDERNESS STUDY AREAS AND THE MCINTYRE HILLS WILDERNESS STUDY AREA: US BLM MINERAL REPORT, P. 47-49

  • Deposit

    TAYLOR, R. B., SCOTT, G. R., WOBUS, R. A., AND EPIS, R. C., 1975, RECONNAISSANCE GEOLOGIC MAP OF THE ROYAL GORGE QUADRANGLE, FREMONT AND CUSTER COUNTIES, COLORADO: USGS MAP I-869, 1: 62,500.

General comments

Subject category Comment text
Deposit HIGH CU AND AG VALUES INDICATED BUT DEPOSIT APPEARS TO BE MINED OUT

Reporter information

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

Beyond USGS

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

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.