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  3. Mineral Resource Data System (MRDS)

Ajax Prospect

Occurrence in Elko county in Nevada, United States with commodities Gold, Silver
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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. Alteration
  9. Mineral occurrence model information
  10. Host and associated rocks
  11. Nearby scientific data
  12. Geologic structures
  13. Ore body information
  14. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Ownership information
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10043729
MRDS ID M222952
Record type Site
Current site name Ajax Prospect

Geographic coordinates

Geographic coordinates: -115.39647, 41.84129 (WGS84)
Elevation 2667
Relative position 3 MILES SOUTHEAST OF JARBIDGE, IN TH STEEP HEAD SLOPE OF BONANZA GULCH, AT AN ELEVATION OF ABOUT 9,600 FEET.

Site location context

Political divisions (FIPS codes)

Elko(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Jarbidge South(quadrangle 1:24,000 scale)

Jarbidge Mountains(quadrangle 1:100,000 scale)

Wells(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Bruneau(hydrologic unit)

Middle Snake-Boise(hydrologic accounting unit)

Middle Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Humboldt-Toiyabe 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 Nevada Elko

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 046N 058E 26;27;34 Nevada

Comments on the location information

  • THE PROSPECT ADJOINS THE BEN HUR ON THE SOUTH AND THE ALTITUDE ON THE WEST.

Commodities

Commodity Importance
Gold Tertiary
Silver Tertiary

Materials information

Materials Type of material
Clay Gangue
Quartz Gangue

Alteration

  • (Local) Silicification

Mineral occurrence model information

Model code 150
USGS model code 25c
Deposit model name Epithermal vein, Comstock
Mark3 model number 16

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Rock unit name Jarbidge Rhyolite
    Rock description Jarbidge Rhyolite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Rock unit name Jarbidge Rhyolite
    Rock description Jarbidge Rhyolite

Nearby scientific data

(1) -115.39647, 41.84129
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Faults

Ore body information

  • General form TABULAR
    Length 1097.28M
    Width 1.52M

Comments on the geologic information

  • THE GAUGE INCLUDES: QUARZ, AJULAVIA, & CONSIDERABLE ALTERED RHYOLITE & CLAY.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Jarbidge District

Land status

Ownership category National Forest

Ownership information

  • Type Owner
    Owner Pat Donahue Of (Jarbidge)
    First year 1923

Comments on the workings information

  • TUNNELS, CUTS, DRIFTS

Comments on development

  • CONSISTS OF 10 OR MORE CLAIMS

Reference information

Bibliographic references

  • Deposit

    SCHRADER, F.C. (1923) JARBIDGO MINING DISTRICT, NEV.: USGS BULL. 741

General comments

Subject category Comment text
Deposit SEVERAL VEINS INCLUDING A SOUTHERLY EXTENSION OF THE BENHUR VEIN.
Deposit CONSISTS OF 10 OR MORE CLAIMS. THERE ARE SEVERAL VEINS IN THE VICINITY, OF WHICH A TOTAL LENGTH OF 3,600 FEET IS SAID TO LIE WITHIN THE PROPERLY. THEY PROBABLY INCLUDE A SOUTHERLY EXTENSION OF THE BEN HUR VEIN OR A BRANCH OF IT. THE AJAX VEIN, OPENED BY 2 TUNNEL AT 9,800 FT, IS 4 TO 5 FEET IN WIDTH AND DIPS 80DEG W. DEVELOPMENT IS BY CUTS, TUNNELS, AND DRIFTS. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1979 Gruen, Abby Nevada Bureau of Mines and Geology

Beyond USGS

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

Maps centered on this site

Authoritative Nevada resources

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