July Mine

Past Producer in Eureka county in Nevada, United States with commodities Zinc, Lead, Silver
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. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10044664
MRDS ID M232217
Record type Site
Current site name July Mine

Geographic coordinates

Geographic coordinates: -116.3198, 39.90242 (WGS84)
Elevation 2499

Site location context

Political divisions (FIPS codes)

Eureka(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Cooper Peak(quadrangle 1:24,000 scale)

Simpson Park Mountains(quadrangle 1:100,000 scale)

Millett(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Pine(hydrologic unit)

Humboldt(hydrologic accounting unit)

Black Rock Desert-Humboldt(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 Eureka

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 023N 050E 03 Nevada

Comments on the location information

  • UTM PRECISION 1000 M

Commodities

Commodity Importance
Zinc Critical Primary
Lead Primary
Silver Secondary

Materials information

Materials Type of material
Sphalerite Ore

Analytical data

Result SEE VANDERBURG (1938) P 17,18

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Dolomite
    Rock unit name Nevada Formation
    Rock description Nevada Formation
    Stratigraphic age (youngest) Late Devonian
    Stratigraphic age (youngest) Late Devonian

Nearby scientific data

(1) -116.3198, 39.90242

Economic information

Geologic structures

Type of structure Regional
Structure description Roberts Mountain Thrust-Deposit On Lower Plate

Ore body information

  • General form STRATABOUND

Controls for ore emplacement

  • Fractured Permeable Zones

Comments on the geologic information

  • THE ORE DEPOSITS ARE MAINLY LEAD AND ZINC MINERALS THAT REPLACE LIMESTONE & DOLOMITE ALONG FAULTS AND BEDDING PLANES ADJACENT TO BASALTIC DIKES

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1938
Year of first production 1938

Mining district

District name Antelope District

Land status

Ownership category BLM Administrative Area

Comments on the workings information

  • 4 SHORT ADITS, SCATTERED SURFACE WORKINGS

Comments on development

  • AREA HAS RECENTLY BEEN HEAVILY EXPLORED FOR CARLIN-TYPE GOLD DEPOSITS IN LOWER PLATE ROCKS; BARITE IN UPPER PLATE ROCKS.

Reference information

Bibliographic references

  • Deposit

    ROBERTS R.J., ETAL (1967) GEOLOGY & MINERAL RESOURCES OF EUREKA CO. NEV, NEV BUREAU OF MINES BULL 64

  • Deposit

    U.S. BUREAU OF MINES (MILLETT) MILS NO 153, REFERENCE NO 3201100062

  • Deposit

    VANDERBURG W.O. (1938) RECONNAISSANCE OF MINING DISTRICTS IN EUREKA CO., U.S. BUREAU OF MINES INF. CIRCULAR 7022

  • Production

    VANDERBURG, W.O., 1938, P.17,18

General comments

Subject category Comment text
Deposit LEAD-ADN ZINC MINERALS REPLACE LIMESTONE AND DOLOMITE ALONG FAULTS AND BEDDING PLANES ADJACENT TO BASALTIC DIKES.
Deposit IN RECENT YEARS THE AREA HAS BEEN HEAVILY EXPLORED FOR CARLIN-TYPE GOLD IN THE LOWER PLATE ROCKS, AND FOR BARITE IN UPPER PLATE WESTERN ASEMBLAGE ROCKS. DEVELOPEMENT OF THE PROPERTY CONSISTS OF 4 SHORT ADITS AND SCATTERED SURFACE WORKINGS. PRODUCTION HAS BEEN ABOUT 350 TONS ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1980 Kirkham, Richard A. Nevada Bureau of Mines and Geology

Beyond USGS

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

Authoritative Nevada resources

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