Mammoth Wash Group

Occurrence in Inyo county in California, United States with commodities Iron, Copper, Silica
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. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10036274
MRDS ID M025027
Record type Site
Current site name Mammoth Wash Group
Related records 10235904

Geographic coordinates

Geographic coordinates: -117.54396, 35.94859 (WGS84)
Elevation 1475

Site location context

Political divisions (FIPS codes)

Inyo(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mountain Springs Canyon(quadrangle 1:24,000 scale)

Ridgecrest(quadrangle 1:100,000 scale)

Trona(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Indian Wells-Searles Valleys(hydrologic unit)

Northern Mojave(hydrologic accounting unit)

Northern Mojave-Mono Lake(hydrologic subregion)

California(hydrologic region)

Federal lands

NAVY(Federal land areas administered by NAVY)

Geographic areas

Country State County
United States California Inyo

Public Land Survey System information

Meridian Township Range Section Fraction State
023S 041E 10 N2 OF SW California

Commodities

Commodity Importance
Iron Primary
Copper Secondary
Silica Tertiary

Materials information

Materials Type of material
Hematite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Aplite
    Rock description Aplite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite

Nearby scientific data

(1) -117.54396, 35.94859

Economic information

Ore body information

  • General form PINCH & SWELL
    Strike N.20 W
    Dip 20 EASTERLY

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Argus

Land status

Ownership category BLM Administrative Area

Reference information

Bibliographic references

  • Deposit

    W.F. DURBIN, C. NYHOLM, MAPPING & SAMPLING 4-1-83

General comments

Subject category Comment text
Deposit THE EASTERN GROUP OF PROSPECTS CONSISTS OF: 1) UPPER ADIT (25'LONG)IN BIOTITE QUARTZ DIORITE-SMALL TRENCH JUST ABOVE ADIT ID FILLED IN-HAS SCATTERED FLOAT OF QUARTZ W/LIMONITE (ELEV.N 5040') 2) 1-6 ADIT IN BIOTE QUARTZ DIORITE AND 3 CAVED PITS OR ADITS IN A QUARTZ-SERICITE-RICH SCHISTOSE SHEAR ZONE-ZONE STRIKES N.18 DEGREE E/75-80 DEGREES WESTERLY DIP-NO VISIBLE ECONOMIC MINERALOGY CRANGE IN ELEVATION FROM 4960' TO 4990'). THE WESTERN GROUP OF PROSPECTS CONSISTS OF ONE 33' ADIT IN APLITE WITH CLAY SEAMS, ONE ADIT OF 21' LENGTH DRIVEN IN A SCHISTOSE SHEAR ZONE WITH SCATTERED QUARTZ STRINGERS ALONG HANGING WALL CONTACT. IT HAS A RAISE PENETRATING THE SURFACE BUT THIS OPENING COULD HAVE BEEN CAUSED BY CAVE IN. BELOW THIS AREA (DUE SOUTH) APPROXIMATELY 150' ABOVE ROADWAY IS A NARROW TRENCH (5' LONG & FROM 21/4' WIDE WHICH EXPLORED A HEMATITE-RICH VEIN WITH AZURITE-MALACHITE STAIN. STRIKE OF VEIN N.45 DEGREES W-NEARLY VERTICAL WITH HANGING AND FOOT WALLS OF BIOTITE QUARTZ DIORITE ;

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1983 Durbin, William F. (Neal, Conrad L.) Naval Weapons Center-Geothermal Utilization Division

Beyond USGS

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

Authoritative California resources

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