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  3. Mineral Resource Data System (MRDS)

Summers

Unknown in El Dorado county in California, United States with commodity Tungsten
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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. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Land status
  10. Links to other databases
  11. Bibliographic references
  12. Reporter information

Geologic information

Identification information

Deposit ID 10236650
MRDS ID M008249
MAS/MILS ID 0060170821
Record type Site
Current site name Summers
Alternate or previous names Comeback Consolidated
Related records 10030249

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -120.74962, 38.8293 (WGS84)
Elevation 731
Location accuracy 500(meters)

Site location context

Political divisions (FIPS codes)

El Dorado(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Slate Mountain(quadrangle 1:24,000 scale)

Placerville(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

South Fork American(hydrologic unit)

Lower Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Federal lands

Eldorado National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States California El Dorado

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 011 N 011 E 04 NESE California

Commodities

Commodity Importance
Tungsten Critical Primary

Nearby scientific data

Main Entrance (1) -120.74962, 38.8293
ListMap

Economic information

Economic information about the deposit and operations

Operation type Underground
Commodity type Metallic
Significant No

Land status

Ownership category Private

Reference information

Bibliographic references

  • Deposit

    CAL JRN MNS & GEOL V 52 NO 4 P 439 577 PL 10

  • Deposit

    EC. MIN MAP OF CAL TUNGSTEN 1942

  • Deposit

    CAL WATER RES CONT BD BSN PLANNING STUDY 5A 1972

Reporter information

Type Date Name Affiliation Comment
Reporter 04-NOV-1983 Western Field Operations Center (WFOC) U.S. Bureau of Mines

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Maps centered on this site

Authoritative California resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.