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Mumbo Creek Group

Past Producer in Trinity 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. Materials information
  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. Reporter information

Geologic information

Identification information

Deposit ID 10098557
MRDS ID M100273
Record type Site
Current site name Mumbo Creek Group
Alternate or previous names Russell Group

Geographic coordinates

Geographic coordinates: -122.51472, 41.17234 (WGS84)
Elevation 2073
Location accuracy 1000(meters)
Relative position APPROX. 19 MILES W. OF CASTELLA, CA., Assumed Spot At Center Ne, Sect. 11

Site location context

Political divisions (FIPS codes)

Trinity(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mumbo Basin(quadrangle 1:24,000 scale)

Mount Shasta(quadrangle 1:100,000 scale)

Weed(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Trinity(hydrologic unit)

Klamath(hydrologic accounting unit)

Klamath-Northern California Coastal(hydrologic subregion)

California(hydrologic region)

Federal lands

Shasta-Trinity 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 Trinity

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 038N 006W 11 California

Commodities

Commodity Importance
Chromium Critical Primary

Materials information

Materials Type of material
Chromite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Gabbro
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Metamorphic Rock > Serpentinite

Nearby scientific data

(1) -122.51472, 41.17234
ListMap

Economic information

Ore body information

  • General form POD

Comments on the geologic information

  • THE DEPOSIT OCCURS IN A LARGE PERIDOTITE BODY THAT COVERS APPROX. 300 SQ. MILES OF NE TRINITY CO.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Year of first production 1918
Year of last production 1955

Mining district

District name Mumbo Basin Area

Land status

Ownership category National Forest

Ownership information

  • Type Owner
    Owner Mrs. Luella Beachamp, San Francisco, Ca.
    First year 1918

Reference information

Bibliographic references

  • Deposit

    WELLS, F.G. AND HAWKES, H.E., 1965, CDMG BULL 134, PART 1, CHAPT. 3, P. 170, 171

  • Production

    CDMG BULL 134, PART 1, CHAPT. 3, P. 170.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-82 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.