Grand Central Mine

Past Producer in Churchill county in Nevada, United States with commodities Silver, Gold

Geologic information

Identification information

Deposit ID 10043739
MRDS ID M231012
Record type Site
Current site name Grand Central Mine

Geographic coordinates

Geographic coordinates: -118.18707, 39.20824 (WGS84)
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Geographic areas

Country State County
United States Nevada Churchill

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 016N 034E 32 Nevada

Commodities

Commodity Importance
Silver Primary
Gold Primary

Materials information

Materials Type of material
Argentite Ore
Stephanite Ore

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 Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Stratigraphic age (youngest) Pliocene

Nearby scientific data

(1) -118.18707, 39.20824

Controls for ore emplacement

  • Vein

Economic information

Economic information about the deposit and operations

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

Mining district

District name Fairview District

Land status

Ownership category Federal

Workings at the site

  • Type of workings Unknown
    Overall length 30.48M
    Overall width 12.19M

Comments on the workings information

  • COUNTRY ROCK IS A RHYOLITIC FLOW BRECCIA CONTAINING DISSEMINATED PYRITE. THE PRINCIPAL SURFACE SHOWING IS A LEDGE OF SILICIFIED RHYOLITIC BRECCIA AND QUARTZ 100 FEET LONG BY 40 FEET WIDE, STANDING 5 FEET ABOVE THE SURFACE. A STRIP 4 FEET WIDE CONTAINS STREAKS AND DISSEMINATIONS OF DARK SILVER-SULFIDE ORE MINERALS, SUCH AS ARGENTITE AND STEPHANITE. DEVELOPMENT IN 1916 WAS A 50-FOOT SHAFT AND A 40-FOOT CROSSCUT TUNNEL. THE DEPOSIT DOES NOT SEEM TO HAVE CONTINUITY, EITHER IN HORIZONTAL EXTENT OR IN DEPTH (SCHRADER, P. 108)

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS M231012

Bibliographic references

  • Deposit

    SCHRADER, F C, UNPUBLISHED REPORT ON THE CARSON SINK AREA, NEVADA, 1947: NBMG FILE

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1980 Flynn, Patricia Dodd Nevada Bureau of Mines and Geology