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Lambert Mine

Past Producer in Butte county in California, United States with commodity Chromium
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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. Alteration
  8. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Ownership information
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10043710
MRDS ID M100618
Record type Site
Current site name Lambert Mine

Geographic coordinates

Geographic coordinates: -121.61384, 39.79154 (WGS84)
Elevation 463
Relative position ON E SIDE OF CANYON OF N FORK OF LITTLE BUTTE CREEK

Site location context

Political divisions (FIPS codes)

Butte(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Paradise East(quadrangle 1:24,000 scale)

Chico(quadrangle 1:100,000 scale)

Chico(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Butte

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 022N 003E 02 SW OF NW California

Commodities

Commodity Importance
Chromium Critical Primary

Alteration

  • (Local) Serpentinization Of Ultramafics

Analytical data

Result ORE AVERAGED 44% CR2O3, 11% FE WITH A CR: FE RATIO OF 2.8.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Late Permian
  • Host or associated Host
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Peridotite > Dunite
    Rock unit name Calaveras Formation
    Rock description Calaveras Formation
  • Host or associated Host
    Rock type Metamorphic Rock > Serpentinite

Economic information

Ore body information

  • General form LENSES, STRINGERS, PODS
    Strike N 30 W
    Dip 75 NE
    Length 200M
    Width 100M
    Depth to bottom 30M

Comments on the geologic information

  • THE SERPENTINE SILL-LIKE INTRUSION WHICH CONTAINS THE CHROMITE, STRIKES NW, DIPS STEEPLY NE AND IS APPROX 400 M WIDE IN THE VICINITY OF THE MINE.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discoverer Eureka Consolidated Gold Drift Mine
Year of first production 1917

Mining district

District name Magalia Area

Land status

Ownership category Federal

Ownership information

  • Type Owner
    Owner U.S. Federal Government

Comments on the production information

  • PRODUCTION FOR 1951 UNKNOWN. ORE PARTICULARLY SUITED TO REFACTORY PURPOSES BECAUSE OF LOW IRON, SILICA CONTENT AND HIGH ALUMINUM, MAGNESIUM CONTENT.

Comments on the reserve resource information

  • ESTIMATION OF RESERVES IMPOSSIBLE TO MAKE BECAUSE NO ORE WAS SEEN IN PLACE WHEN VISITED BY STINSON IN 1975.

Comments on the workings information

  • WORKINGS CONSISTED (1953) OF 3 OPEN CUTS AND SEVERAL THOUSAND FEET OF UNDERGROUND OPENINGS EXTENDING EASTWARD FROM 4 PORTALS IN THE OPEN CUTS. IN 1975 ONLY WORKINGS VISIBLE WERE PORTALS 2 AND 3.

Reference information

Bibliographic references

  • Deposit

    STINSON, 1975, MINERAL PROPERTY REPORT, CDMG UNPUBLISHED REPORT.

  • Deposit

    CDMG BULL 134, P. 267-272, PLATE 15.

  • Deposit

    SOUTHERN PACIFIC CO., 1964, MINERALS FOR INDUSTRY, NORTHERN CALIFORNIA, VOL 2, P. 20.

  • Production

    STINSON, 1975, CDMG UNPUBLISHED REPORT

General comments

Subject category Comment text
Deposit PRIMARY ORE BODIES OCCUR ALONG A PROMINENT SHEAR ZONE WITH ABOVE ATTITUDES.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1983 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.