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  3. Mineral Resource Data System (MRDS)

Connelly 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. Materials information
  8. Alteration
  9. Mineral occurrence model information
  10. Host and associated rocks
  11. Nearby scientific data
  12. Geologic structures
  13. Ore body information
  14. Controls for ore emplacement
  15. Economic information about the deposit and operations
  16. Mining district
  17. Land status
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10103987
MRDS ID M232367
Record type Site
Current site name Connelly Mine

Geographic coordinates

Geographic coordinates: -115.97729, 39.47465 (WGS84)
Elevation 2256

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)

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 019N 053E 35 Nevada

Comments on the location information

  • UTM PRECISION 100 M

Commodities

Commodity Importance
Silver Primary
Gold Secondary
Lead Secondary

Materials information

Materials Type of material
Anglesite Ore
Plumbojarosite Ore

Alteration

  • (Local) Local Areas Of Intense Silicification

Mineral occurrence model information

Model code 72
USGS model code 19a
Deposit model name Polymetallic replacement
Mark3 model number 47

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Dolomite
    Rock unit name Hamburg Dolomite
    Rock description Hamburg Dolomite
    Stratigraphic age (youngest) Late Cambrian
    Stratigraphic age (youngest) Late Cambrian

Economic information

Geologic structures

Type of structure Regional
Structure description Ruby Hill Thrust Zone

Ore body information

  • General form IRREGULAR

Controls for ore emplacement

  • Fractured, Permeable Zones

Comments on the geologic information

  • THE MINE IS IN THE UPPER PLATE OF THE RUBY HILL THRUST, IN BRECCIATED DOLOMITE, BELOW THE DUNDERBERG SHALE.

Economic information about the deposit and operations

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

Mining district

District name Eureka District

Land status

Ownership category BLM Administrative Area

Comments on development

  • LARGEST PRODUCTION WAS FROM 1873 TO 1916, WHEN THE PROPERTY WAS ACQUIRED BY THE EUREKA-CROESUS MINING CO.(IN 1917)

Reference information

Bibliographic references

  • Deposit

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

  • Deposit

    U.S. BUREAU OF MINES (ELY) MILS NO 112, REFERENCE NO 3201100126

  • Deposit

    VANDERBERG W.V.(1938) RECONNAISSANCE OF MINING DISTRICTS IN EUREKA CO., USBM 1.C 7022

  • Deposit

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

  • Production

    NOLAN, T.B.(1962)

General comments

Subject category Comment text
Deposit REPLACEMENT ORE BODIES IN FRACTURED ZONES IN DOLOMITE
Deposit 4,543 TONS OF ORE VALUED AT $177,946 WAS PRODUCED FROM 1873-1916 (NOLAN 1962). THE PROPERTY WAS ACQUIRED BY THE EUREKA CROESUS MINING CO. IN 1917. THE MINE IN SITUATED ALONG THE DUNDERBERG-WINDFALL BELT, ONE OF FIVE MINERALIZED BLOCKS IN THE DISTRICT ; 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.