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Jacobsen Ranch

Occurrence in Clear Creek county in Colorado, United States with commodities Garnet, Gemstone, 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. Economic information about the deposit and operations
  11. Links to other databases
  12. Bibliographic references
  13. Reporter information

Geologic information

Identification information

Deposit ID 10018361
MRDS ID DC05285
Record type Site
Current site name Jacobsen Ranch
Related records 10214541

Geographic coordinates

Geographic coordinates: -105.39865, 39.71888 (WGS84)
Relative position SW 1/4

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)

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 12 Colorado

Commodities

Commodity Importance
Garnet Primary
Gemstone Primary
Beryllium Critical Primary

Materials information

Materials Type of material
Beryl Ore
Garnet Ore
Topaz Ore

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss

Nearby scientific data

(1) -105.39865, 39.71888
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: ZONED PEGMATITE; CORE: QTZ. PEG.; INTERMED: MICROCLINE, QTZ., TOURMALINE PEG.; BORDER: APLITIC PEG; CONCORDANT IN GNEISS

Economic information about the deposit and operations

Development status Occurrence
Commodity type Both
Significant No

Reference information

Bibliographic references

  • Deposit

    USBM 1966, IC 8298, P. 24

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1973 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.