Moho Mine

Past Producer in Mineral county in Nevada, United States with commodities Gold, Silver, Lead, Copper
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. Host and associated rocks
  10. Nearby scientific data
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10037469
MRDS ID M035341
Record type Site
Current site name Moho Mine

Geographic coordinates

Geographic coordinates: -118.25512, 38.26437 (WGS84)
Elevation 2195
Relative position SOUTH FLANK EXCELSIOR MTNS., 12 MI. SW OF MINA

Site location context

Political divisions (FIPS codes)

Mineral(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Moho Mountain(quadrangle 1:24,000 scale)

Excelsior Mountains(quadrangle 1:100,000 scale)

Walker Lake(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Fish Lake-Soda Spring Valleys(hydrologic unit)

Central Nevada Desert Basins(hydrologic accounting unit)

Central Nevada Desert Basins(hydrologic subregion)

Great Basin(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management NV)

Bureau of Land Management NV BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Nevada Mineral

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 005N 033E Nevada

Comments on the location information

  • CENTRALLY LOCATED WORKINGS OF .8 MI. LONG STRING OF PROSPECTS COMPRISING MOHO MINE, EXTENDS ONTO CAMP DOUGLAS QUAD.

Commodities

Commodity Importance
Gold Primary
Silver Primary
Lead Secondary
Copper Secondary

Materials information

Materials Type of material
Silver Ore
Chalcedony Gangue
Jarosite Gangue
Sericite Gangue

Alteration

  • (Local) Ore Is Bleached, Brecciated, Silicified Andesitic Tuff

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Siltstone
    Stratigraphic age (youngest) Late Permian
    Stratigraphic age (youngest) Late Permian
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Graywacke
    Rock unit name Excelcior
    Rock description Excelcior

Nearby scientific data

(1) -118.25512, 38.26437

Economic information

Ore body information

  • General form LINEAR VEIN WITH IRREGULAR ORE SHOOTS
    Strike N 15 - 45 E
    Dip 70 SE
    Width 1.22M

Comments on the geologic information

  • GARSIDE (PERS. COMMUNICATION, JAN 18/90) STATED THAT, FROM HIS FIELD EXAMINATION, HOST ROCK IS A TURBIDITE COMPOSED OF ANDESITIC SEDIMENTS. ; GEOL.DESC: HOST ROCKS COMPRISED OF METAVOLCANICS OF THE EXCELSIOR FORMATION

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1903

Mining district

District name Silver Star

Comments on the production information

  • ESTIMATED TOTAL PRODUCTION, MADE MOSTLY BY LESEES IS $75,000. GRADE: 25G/T AU; 300G/T AG, 8% PB, BUT MINE EVALUATION CHANNEL SAMPLES YIELDED ONLY ABOUT HALF AS MUCH. AU:AGAPPROX. 0.05-O.2

Comments on the workings information

  • ONE 1,200 FT ADIT, SEVERAL SHORTER ONES, AND SEVERAL SHAFTS, DEEPEST IS 300 FT. - 3,500 FEET OF TOTAL WORKINGS; OVER 1,000 OF UNDERGROUD WORKINGS. MOHO VEIN HAD HIGHER OVERALL GRADE.

Comments on development

  • ECON.COM: UNDERGROUD EXPLORATION IN 1979 AND 1981 BY MINERALS MANAGEMENT CO.

Reference information

Bibliographic references

  • Deposit

    VANDENBURGH, W.O., 1937 , RECONNAISSANCE OF MINING DISTRICTS IN MINERAL CO. NEV., USBM, INFO. CIRCULAR

  • Deposit

    ROSS, D. L., 1961 , GEOLOGY AND MINERAL DEPOSITS OF MINERAL CO., NEV., NEV. BUREAU OF MINES, BULL. 58

  • Deposit

    GARSIDE, L. J., 1986, GEOCHEMICAL RECONNAISSANCE; CAMP DOUGLAS AND MOHO MOUNTAIN QUADRANGLES, NBMG REPORT 42

  • Deposit

    GARSIDE, L.J., 1982 GEOLOGIC MAP OF THE MOHO MOUNTAIN QUADRANGLE, NBMG MAP 74

  • Production

    ROSS, 1961, TABLE 6.7

General comments

Subject category Comment text
Deposit SERIES OF VEINS, AVERAGE 4 FT. WIDE: MAIN OR MOHO VEIN IS 1,500 M (4,900 FT.) AND SLIGHTLY OVER 1 M WIDE ; THE SHOEMAKER VEIN, TO THE WEST, IS 700M (2,300 FT.) LONG AND </= 3 M WIDE. BOTH VEINS CUT ON S. BY RANGE-BOUNDING FAULT.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1978 Fiebelkorn, J. B. (Stewart, J. H.) U.S. Geological Survey
Updater 01-APR-1990 Marcus, Susan U.S. Geological Survey

Beyond USGS

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

External references

Authoritative Nevada resources

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