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  3. Mineral Resource Data System (MRDS)

Grover

Producer in Clear Creek county in Colorado, United States with commodities Feldspar, Mica, Beryllium, Niobium (Columbium), Tantalum, REE
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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. Economic information about the deposit and operations
  11. Links to other databases
  12. Bibliographic references
  13. Reporter information

Geologic information

Identification information

Deposit ID 10016032
MRDS ID DC00245
Record type Site
Current site name Grover
Alternate or previous names Windsor

Geographic coordinates

Point of reference Centroid
Geographic coordinates: -105.45191, 39.71425 (WGS84)
Relative position Original record had no geographic coordinates; these coordinates were derived from the PLSS description provided.

Site location context

Political divisions (FIPS codes)

Clear Creek(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Saddleback Mountain(quadrangle 1:24,000 scale)

Denver West(quadrangle 1:100,000 scale)

Denver(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Clear(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 Clear Creek

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 04S 72W 09,10 Colorado

Commodities

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

Materials information

Materials Type of material
Beryl Ore
Columbite Ore
Feldspar Ore
Mica Ore
Monazite Ore
Tantalite Ore

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

Centroid (1) -105.45191, 39.71425
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: CONCORDANT ZONED PEGMATITE, N85E 70-90 SE

Economic information about the deposit and operations

Development status Producer
Commodity type Both
Significant No

Comments on the production information

  • ITEM 8: BERYL. ITEM 11: COLUMBITE-TANTALITE. SMALL & SPORADIC PRODUCTION. (5-13-59).

Reference information

Bibliographic references

  • Deposit

    GSA BULL. V. 65,NO.2, PG 124, 1954

  • Deposit

    USGS P.P. 227, 1950, PG29

  • Deposit

    USBM MINERAL EXAM FILE, DENVER

  • Deposit

    CONSV. DIV. COMP. DATE.6,63

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-72 Conservation Division Files 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.