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  3. Mineral Resource Data System (MRDS)

Seventy Six Mine

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

Geologic information

Identification information

Deposit ID 10044757
MRDS ID M232340
Record type Site
Current site name Seventy Six Mine

Geographic coordinates

Geographic coordinates: -115.96396, 39.4941 (WGS84)
Elevation 2073

Site location context

Political divisions (FIPS codes)

Eureka(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Pinto Summit(quadrangle 1:24,000 scale)

Mount Hamilton(quadrangle 1:100,000 scale)

Ely(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Diamond-Monitor Valleys(hydrologic unit)

Central Nevada Desert Basins(hydrologic accounting unit)

Central Nevada Desert Basins(hydrologic subregion)

Great Basin(hydrologic region)

Geographic areas

Country State County
United States Nevada Eureka

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 019N 053E 26 Nevada

Comments on the location information

  • UTM PRECISION 100M

Commodities

Commodity Importance
Silver Primary
Gold Primary
Lead Primary

Alteration

  • (Local) Dolomite Was Jasperized Along Faults & Fractures

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Dolomite
    Rock unit name Hansen Creek Dolomite
    Rock description Hansen Creek Dolomite
    Stratigraphic age (youngest) Late Ordovician

Economic information

Comments on the geologic information

  • THE HOST ROCK IS INTENSELY BRECCIATED DARK DOLOMITE. SEVERAL STEEP NW STRIKING FAULTS CUT THE DOLOMITE AND MAY HAVE SERVED AS CHANNELWAYS FOR ORE-FORMING SOLUTIONS

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1864
Year of first production 1882

Mining district

District name Eureka District

Land status

Ownership category BLM Administrative Area

Comments on development

  • SITE OF THE FIRST ORE DISCOVERY IN THE DISTRICT; WORKED FROM 1881 TO 1892.

Reference information

Bibliographic references

  • Deposit

    ROBERTS ET AL (1967) GEOLOGY & MINERAL RESOURCES OF EUREKA CO. NEV., N. B. OF M. BULLETIN 64

  • Deposit

    U.S. BUREAU OF MINES (ELY) MILS NO 118, REFERENCE NO 3201100103

  • Deposit

    NOLAN T.B. (1962) THE EUREKA MINING DISTRICT NEV., USGS PP. 406

  • Production

    NOLAN, T.B. (1962)

General comments

Subject category Comment text
Deposit FAULTS AND BRECCIATION CONTROLLED ORE-FORMATION
Deposit THE PROPERTY WAS THE SITE FOR THE FIRST DISCOVERY OF ORE IN THE DISTRICT IN 1864. WORKED FROM 1881-1892, 162 TONS VALUED AT $10,900 WAS PRODUCED. (NOLAN 1962). THE MINE IS LOCATED IN LOWER NEW YORK CANYON ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-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.

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.