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Green Crystal Mine

Past Producer in Larimer county in Colorado, United States with commodity Beryllium
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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. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10013814
MRDS ID D010323
Record type Site
Current site name Green Crystal Mine
Related records 10288022

Geographic coordinates

Geographic coordinates: -105.33448, 40.63915 (WGS84)
Elevation 2298
Location accuracy 1000(meters)
Relative position 19.9 MILES N 27 E FROM ESTES PARK

Site location context

Political divisions (FIPS codes)

Larimer(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Poudre Park(quadrangle 1:24,000 scale)

Fort Collins(quadrangle 1:100,000 scale)

Greeley(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Cache La Poudre(hydrologic unit)

South Platte(hydrologic accounting unit)

South Platte(hydrologic subregion)

Missouri(hydrologic region)

Federal lands

Arapaho and Roosevelt 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 Larimer

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 008N 071W 27,28 Colorado

Comments on the location information

  • ON EAST FLANK OF MT ETHEL. ELEV AND LAT-LONG GIVEN ARE FOR PROBABLE EXCAVATION IN NE NW SEC. 27 (DETERMINED FROM AIRPHOTO EXAMINATION), 8.6 MILES NE OF CRYSTAL MOUNTAIN. ; INFO FROM LAND.ST :(1980)

Commodities

Commodity Importance
Beryllium Critical Primary

Materials information

Materials Type of material
Beryl Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Tonalite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Associated
    Rock type Plutonic Rock > Pegmatite
    Rock unit name Pegmatite;Tonalite (Quartz Diorite)
    Rock description Pegmatite;Tonalite (Quartz Diorite)
  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
    Rock unit name Metamorphic Rocks-Biotite Gneiss, Schist, And Migmatite;Pegmatite
    Rock description Metamorphic Rocks-Biotite Gneiss, Schist, And Migmatite;Pegmatite

Nearby scientific data

(1) -105.33448, 40.63915
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Front Range Uplift
Type of structure Local
Structure description Thompson Canyon Fault, Mt Olympus Batholith, Ne-Trending Folds

Economic information about the deposit and operations

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

Mining district

District name Crystal Mountain (Storm Mountain) Pegmatite District

Land status

Ownership category Private

Comments on the workings information

  • SEVERAL SMALL OPEN CUTS

Reference information

Bibliographic references

  • Deposit

    THURSTON, W.R., 1955, PEGMATITES OF THE CRYSTAL MOUNTAIN DISTRICT, LARIMER COUNTY, COLORADO: USGS BULL. 1011, 185 P., 13 PLS.

  • Deposit

    MEEVES, H.C., AND OTHERS, 1966, RECONNAISSANCE OF BERYLLIUM-BEARING PEGMATITE DEPOSITS IN SIX WESTERN STATES: USBM IC-8298, P. 30.

  • Deposit

    USBM MINERAL EXAM. FILE (FROM ORIGINAL CRIB RECORD)

General comments

Subject category Comment text
Deposit PEGMATITE TRENDS N 60 E, VERTICAL

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1983 Schwochow, Stephen D. 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.