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  3. Mineral Resource Data System (MRDS)

Shirley Group

Occurrence in Chaffee county in Colorado, United States with commodities Beryllium, Niobium (Columbium), Tantalum, REE, Feldspar, Mica
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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. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10013770
MRDS ID D010240
Record type Site
Current site name Shirley Group
Related records 10238466

Geographic coordinates

Geographic coordinates: -105.99365, 38.60806 (WGS84)
Elevation 2694
Relative position 5.2 MILES N 03 W OF SALIDA POST OFFICE

Site location context

Political divisions (FIPS codes)

Chaffee(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Salida East(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)

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 Chaffee

Public Land Survey System information

Meridian Township Range Section Fraction State
New Mexico 050N 009E 04,05,06,07,08,09 SW OF SE (05) Colorado

Comments on the location information

  • 19 CLAIMS ON RIDGE SOUTH OF LONGS GULCH, 11 MILES NORTH OF SALIDA VIA COUNTY ROAD 180, THE LONGS GULCH ROAD AND A MINE ACCESS ROAD. ; INFO FROM LAND.ST :(1976)

Commodities

Commodity Importance
Beryllium Critical Primary
Niobium (Columbium) Critical Primary
Tantalum Critical Primary
REE Critical Primary
Feldspar Secondary
Mica Secondary

Materials information

Materials Type of material
Albite Ore
Beryl Ore
Microcline Ore
Muscovite Ore
Garnet Gangue
Orthoclase Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
    Rock unit name Migmatitic Gneiss
    Rock description Migmatitic Gneiss
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -105.99365, 38.60806
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Southern Mosquito Range, Arkansas Valley Graben

Ore body information

  • Length 152.4M
    Width 22.86M

Controls for ore emplacement

  • Pegmatite

Economic information about the deposit and operations

Development status Occurrence
Commodity type Both
Deposit size Small
Significant No

Mining district

District name Turret Area

Land status

Ownership category Private

Comments on the workings information

  • 1 TRENCH, SEVERAL SMALL PITS

Reference information

Bibliographic references

  • Deposit

    MEEVES, H.C., HARRER, C.M., SALSBURY, M.H., KONSELMAN, A.S., SHANNON, S.S., JR., 1966, RECONNAISSANCE OF BERYLLIUM-BEARING PEGMATITE DEPOSITS IN SIX WESTERN STATES: ARIZONA, COLORADO, NEW MEXICO, SOUTH DAKOTA, UTAH, AND WYOMING: USBM INFORMATION CIRCULAR 8298, P. 24

  • Deposit

    VAN ALSTINE, R.E., 1974, GEOLOGY AND MINERAL DEPOSITS OF THE PONCHA SPRINGS SE QUADRANGLE, CHAFFEE COUNTY, COLORADO: USGS PROFESSIONAL PAPER 829, 19 P.

  • Deposit

    BOARDMAN, S.J., 1976, GEOLOGY OF THE PRECAMBRIAN METAMORPHIC ROCKS OF THE SALIDA AREA, CHAFFEE COUNTY, COLORADO: THE MOUNTAIN GEOLOGIST, V. 13, NO. 3, P. 89-100.

  • Deposit

    BOARDMAN, S.J., 1971, PRECAMBRIAN GEOLOGY AND MINERAL DEPOSITS OF THE SALIDA AREA, CHAFFEE COUNTY, COLORDADO: PH. D. THESIS, UNIVERSITY OF MICHIGAN, 131 P.

General comments

Subject category Comment text
Deposit UNZONED

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1983 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.