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  3. Mineral Resource Data System (MRDS)

Un-Named Shaft

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

Geologic information

Identification information

Deposit ID 10036272
MRDS ID M025024
Record type Site
Current site name Un-Named Shaft

Geographic coordinates

Geographic coordinates: -117.50507, 35.98915 (WGS84)
Elevation 1765
Relative position 8.7 AIRLINE MILES DUE EAST OF VOLCANO BUTTE

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)

Panamint Valley(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
022S 041E 25 NE OF SE OF SW California

Commodities

Commodity Importance
Copper Primary
Iron Secondary
Silica Tertiary

Materials information

Materials Type of material
Chrysocolla Ore
Malachite Ore
Limonite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    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) -117.50507, 35.98915
ListMap

Economic information

Ore body information

  • General form TABULAR, PINCH & SWELL
    Strike N 66 W.
    Dip 62 S

Comments on the geologic information

  • HOST ROCK IN VICINITY OF SHAFT IS SEVERELY ALTERED, CHLORITIZED AND SLICKENSIDED

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 Military Reservation

Workings at the site

  • Type of workings Underground
    Area 0.011HA
    Length 18.9M
    Overall length 18.9M
    Overall width 2.44M

Comments on the workings information

  • THE SHAFT WAS DRIVEN DOWN THE DIP OF QUARTZ VEIN-SHEAR ZONE. VEIN PINCHED DOWN TO NOTHING AT 54'. BELOW PINCH-OUT, WORKINGS WERE SHALLOWED.

Reference information

Bibliographic references

  • Deposit

    W.F. DUBRIN, G. HOBSON-RECON. MAPPING & SAMPLING COMPLETED 4-14-83

General comments

Subject category Comment text
Deposit QUARTZ VEIN 2 TO 2 1/2' WIDE AT SURFACE. IT IS PART OF A SHEAR ZONE WHICH IS EXPOSED HANGING WALL TO FOOTWALL. QUARTZ VEIN PINCHES DOWN TO NOTHING AT 54' DOWN
Deposit THIS SHAFT WAS DRIVEN TO EXPLORE A COPPER AND IRON BEARING QUARTZ VEIN IN A SEVERELY ALTERED SHEAR ZONE. IT WAS FOLLOWED DOWN DIP 54 FEET BEFORE PINCHING OUT. SHAFT DIP FLATTENED BELOW 54' TO TRY TO PICK UP FURTHER VEIN EXTENT BUT TO NO AVAIL. ; INFO.SRC : 3 FIELD OBSERV

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.

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.