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  3. Mineral Resource Data System (MRDS)

Shamrock-Irish Group

Past Producer in Park county in Colorado, United States with commodities Gold, 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. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10143257
MRDS ID D010284
MAS/MILS ID 0080930013
Record type Site
Current site name Shamrock-Irish Group
Related records 10013794

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -105.44808, 39.0786 (WGS84)

Site location context

Political divisions (FIPS codes)

Park(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Tarryall(quadrangle 1:24,000 scale)

Bailey(quadrangle 1:100,000 scale)

Denver(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

South Platte Headwaters(hydrologic unit)

South Platte(hydrologic accounting unit)

South Platte(hydrologic subregion)

Missouri(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 Park

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 011 S 072 W 21 Colorado

Commodities

Commodity Importance
Gold Tertiary
Uranium Tertiary

Materials information

Materials Type of material
Fluorite Unknown
Galena Unknown
Manganite Unknown
Pyrite Unknown
Uraninite Unknown

Nearby scientific data

Ore Body (1) Biotitic gneiss, schist, and migmatite
ListMap

Economic information

Ore body information

  • Field Value
    Type of Orebody #1 SHEAR ZONE
    Shape of Orebody #1 IRREGULAR
    Primary mode of Origin HYDROTHERMAL
    Secondary mode of Origin MAGMATIC DIFFER
    Primary Ore Control FRACTURING
    Secondary Ore Control IGNEOUS
    Degree of Wallrock Alter. MODERATE
    Type of Wallrock Alter. #1 PYRITIZATION
    Type of Wallrock Alter. #2 SILICIFICATION
    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

Mining district

District name Terryall

Land status

Ownership category National Forest

Ownership information

  • Type Unknown
    Owner Farmington Funding Corp.
    Home office Colorado
    Year 1975

Reference information

Bibliographic references

  • Deposit

    REF: MAS OCT 1976 FILE

General comments

Subject category Comment text
Deposit INFORMATION FROM PRR-2288, DATED 1955. RADIOACTIVITY: 10XBG THE MINE PRODUCED MINOR AMOUNTS OF GOLD IN THE 1900S. THE MI WORKINGS ARE IN POOR REPAIR. CONTROLLER ADDRESS: 3750 N. NEV COLO. SPRINGS, COLORADO.

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.