1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Pillikin Mine Area 11

Occurrence in El Dorado county in California, United States with commodity Chromium
Map
XML
JSON
KML
C
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. Alteration
  9. Nearby scientific data
  10. Ore body information
  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 10043687
MRDS ID M100587
Record type Site
Current site name Pillikin Mine Area 11

Geographic coordinates

Geographic coordinates: -121.0877, 38.77933 (WGS84)
Relative position APPROX. 5.5 AIRLINE MI SW OF PILOT HILL.

Site location context

Political divisions (FIPS codes)

El Dorado(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Pilot Hill(quadrangle 1:24,000 scale)

Sacramento(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

North Fork American(hydrologic unit)

Lower Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California El Dorado

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 011N 008E 28 California

Comments on the location information

  • AREA 11 LIES BETWEEN AREAS 1 AND 2 OF PILLIKIN MINE.

Commodities

Commodity Importance
Chromium Critical Primary

Comments on the commodity information

  • HIGH-GRADE ORE

Materials information

Materials Type of material
Chromite Ore

Alteration

  • (Local) Silicification

Nearby scientific data

(1) -121.0877, 38.77933
ListMap

Economic information

Ore body information

  • General form IRREGULAR LENSES AND STREAKS
    Thickness 30.48M
    Length 152.4M
    Width 91.44M

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Flagstaff Hill Area

Land status

Ownership category Private

Comments on the workings information

  • WORKINGS CONSIST OF SHALLOW PITS, INCLINED SHAFTS AND ADITS, LONG SINCE COLLAPSED.

Reference information

Bibliographic references

  • Deposit

    CDMG BULL 134, P. 146.

  • Deposit

    USGS BULL 922-0, P. 456.

General comments

Subject category Comment text
Deposit SOME LENSES UP TO 3 FT WIDE STRIKE N 60 E TO N 60 W.
Deposit LARGE PRODUCTION FROM THIS AREA IMPROBABLE BECAUSE OF DISCONTINUATION OF ORE STREAKS AND OF THE HIGHLY SILICEOUS ORE. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1980 Oster, Karel L. (Albers, John P.) U.S. Geological Survey

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.