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  3. Mineral Resource Data System (MRDS)

Ruby Hill Mine

Past Producer in Douglas county in Nevada, United States with commodities Copper, 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. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10103621
MRDS ID M035914
Record type Site
Current site name Ruby Hill Mine
Alternate or previous names Copper Chief, NBMG Sample Sites # 3458, # 3459, # 3486

Geographic coordinates

Geographic coordinates: -119.57793, 38.84602 (WGS84)
Elevation 2134
Relative position 11 MI. SE OF GARDNERVILLE

Site location context

Political divisions (FIPS codes)

Douglas(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Double Spring(quadrangle 1:24,000 scale)

Smith Valley(quadrangle 1:100,000 scale)

Walker Lake(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Carson(hydrologic unit)

Carson(hydrologic accounting unit)

Central Lahontan(hydrologic subregion)

Great Basin(hydrologic region)

Geographic areas

Country State County
United States Nevada Douglas

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 011N 021E 01 Nevada

Commodities

Commodity Importance
Copper Primary
Gold Secondary
Silver Secondary

Materials information

Materials Type of material
Chalcocite Ore
Chalcopyrite Ore
Chrysocolla Ore
Cuprite Ore
Pyrite Ore
Calcite Gangue
Quartz Gangue

Alteration

  • (Local) Sericitic, Silicification, Argillic

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Vedaboorde Formation
    Rock description Vedaboorde Formation
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Jurassic

Nearby scientific data

(1) -119.57793, 38.84602
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description North Trending Vertical Slips

Ore body information

  • General form POCKETS/LENSES

Controls for ore emplacement

  • Oxidized Ore Occurs In Fractured/Altered Andesite Near Northward Striking Fault

Comments on the geologic information

  • BODIES OF ORE 15 X 20 FT. IN X-SECTION, 4 - 5 FT THICK; ANDESITIC VOLCANICS WITH COPPER STAINING ALONG FRACTURE SURFACES WITHIN SHATTERED/SHEAR ZONES. QUARTZ VEIN MATERIAL CONTAINS WELL-BANDED CHALCEDONIC QUARTZ WITH VUGGY VEIN INTERIORS.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1908

Mining district

District name Gardnerville

Comments on the production information

  • ORE AT THE 100 FT. LEVEL WHICH SHOWS SULFIDE, CONTAINED AN ESTIMATED 6 DOLLARS IN GOLD AND 10 TO 11 OUNCES SILVER PER TON IN 1915

Comments on the workings information

  • 150 FT INCLINE, SHORT DRIFTS AT THE 60 AND 100 FT. LEVELS. SEVERAL ADITS, NOW CAVED, AND AT LEAST ONE SHAFT, ALSO CAVED AND FILLED. THE AREA HAS BEEN PROSPECTED BY NUMEROUS CUTS AND TRENCHES, MOSTLY DURING THE 1960'S AND 1970'S.

Comments on development

  • ECON.COM: 90 TONS OF ORE TREATED IN A LEACHING PLANT SHORTLY AFTER 1908 DISCOVERY, THEREAFTER MORE ORE WAS TREATED IN 1928. PRODUCTION IS UNKNOWN.

Reference information

Bibliographic references

  • Deposit

    MOORE, J. G., 1969 , GEOLOGY AND MINERAL DEPOSITS OF LYON, DOUGLAS AND ORMSBY COUNTIES, NEV., NEVADA BUREAU OF MINES, BULLETIN 75 .

  • Deposit

    HILL, J. M., 1915 , SOME MINING DISTRICTS IN NE CALIF. AND NW NEV., USGS BULL. 594 .

  • Deposit

    OVERTON, T.D., 1947, MINERAL RESOURCES OF DOUGLAS, ORMSBY, AND WASHOE, COUNTIES: NBMG BULL. 46.

  • Deposit

    TINGLEY, J. V., NBMG SAMPLE #3458,#3459, #3486 SITE VISITS NOV. 11, 1988 & APRIL 12, 1989.

  • Production

    F( 2 )

General comments

Subject category Comment text
Deposit FRACTURE FILLINGS

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1979 Fiebelkorn, J. B. (Stewart, J. H.) U.S. Geological Survey
Updater 01-NOV-1988 Quade, Jack U.S. Geological Survey
Updater 01-MAY-1990 Doebrich, J.L. U.S. Geological Survey
Updater 01-NOV-1991 Moyer, Lorre A. (Marcus, S.M.) U.S. Geological Survey

Beyond USGS

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

External references

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.