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Ohio Mines Corp. Dunfee Group

Past Producer in Esmeralda county in Nevada, United States with commodities 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. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Ownership information
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10046731
MRDS ID M241934
Record type Site
Current site name Ohio Mines Corp. Dunfee Group
Alternate or previous names Orlean Nos. 1-3, Orlean Ext., Orlean Ext. No. 1, Whirlwind Nos. 1-3,, Gold Ledge Annex, Lime Point Nos. 5, 6, Mohawk, Nettie L. Ext.,, Nettie L. Nos. 1-3, Whale, and Taft Claims, Southwestern Mines Co. Property 1931-Russell,, Orleans and Townsite Groups

Geographic coordinates

Geographic coordinates: -117.36674, 37.34884 (WGS84)
Elevation 1707

Site location context

Political divisions (FIPS codes)

Esmeralda(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Gold Point(quadrangle 1:24,000 scale)

Last Chance Range(quadrangle 1:100,000 scale)

Goldfield(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Cactus-Sarcobatus Flats(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 Esmeralda

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 007S 042E 01,12 Nevada

Comments on the location information

  • 18 CLAIMS COVERING 340 ACRES. TOWNSITE OF HORNSILVER COVERED BY WHIRLWIND CLAIMS, ON N. SIDE OF SLATE RIDGE.UTM IS TO NEAR CENTER OF CLAIM AREA ; INFO FROM LAND.ST :1982

Commodities

Commodity Importance
Gold Primary
Silver Primary

Materials information

Materials Type of material
Bromyrite Ore
Cerargyrite Ore
Galena Ore
Clay Gangue
Hematite Gangue
Limonite Gangue
Pyrite Gangue
Quartz Gangue

Analytical data

Result 2:1 AG:AU WITH GOLD VALUES PREDOMINATING AT LOWER LEVELS

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Late Cambrian
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Wyman Formation
    Rock description Wyman

Nearby scientific data

(1) -117.36674, 37.34884
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Faulting (Slickensided Veins)

Ore body information

  • General form TABULAR
    Strike N40W; N60W; N80W
    Dip 69-70 NE; ONE VEIN IS VERTICAL TO SLIGHTLY S.
    Length 1341.12M
    Width 9.14M
  • General form TABULAR
    Strike N40W; N60W; N80W
    Dip 69-70 NE; ONE VEIN IS VERTICAL TO SLIGHTLY S.
  • General form TABULAR
    Dip 69-70 NE; ONE VEIN IS VERTICAL TO SLIGHTLY S.

Comments on the geologic information

  • QUARTZ VEIN MATERIAL IN AREAS HAS BEEN CRUSHED AND RECEMENTED BY LIMONITE OR CHALCEDONIC QUARTZ

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1922

Mining district

District name Hornsilver

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner J. W. Dunfee, Mine Manager And Gen'L. Supt.,
    First year 1931
  • Type Owner
    Owner SW Mines Co.-(Early 1900'S-; Ohio Mines Co.-1922.
    Last year 1909

Workings at the site

  • Type of workings Surface/Underground
    Length 4312.92M

Comments on the workings information

  • SHAFTS, CROSSCUTS, DRIFTS, STOPE S. EXTENSIVE DUMPS, (SOME REWORKED RECENTLY), LEACH PONDS.

Comments on development

  • . PEOPLE LIVING AT SITE IN 1983.

Reference information

Bibliographic references

  • Deposit

    MACDONALD, BERNARD, 1930, REPORT ON THE MINING PROPERTIES OF THE OHIO MINES CORP.; NBMG FILE 92 ITEM 1.

  • Deposit

    TURNER, J.K., AND BRADY, S.H., REPORT ON THE PROPERTY OF THE SOUTHWESTERN MINES CO.; NBMG FILES FILE 92. ITEM 3.

  • Deposit

    SMITH, A.M. AND CARPENTER, JAY, 1931, NOTES ON INSPECTION TRIP TO HORNSILVER; NBMG FILE 92, ITEM 8.

  • Deposit

    BRADY, S.H., 1915, UNPUBLISHED REPORT ON CONDITION OF SOUTHWESTERN MINES CO.; NBMG FILE 92, ITEM 9.

  • Deposit

    USBM, 1978, MILS DATA

  • Deposit

    COUCH, B.F. AND CARPENTER, J.A., 1943, NBMG BULL 38, P. 54.

  • Deposit

    SMITH/BENTZ, 1983, FIELD EXAMINATION, NBMG, 9 MAY 83.

General comments

Subject category Comment text
Deposit 4 STRONG PARALLEL GOLD VEINS: ORLEANS, WESTERN, CONNOLLY AND WELCOME STRANGER VEINS 1931-NEW ORE BODY AT JUNCTION OF ORLEANS AND CONNOLLY VEINS ON 150-FT LEVEL, 15-FT WIDE WITH 20 IN. OF HIGH-GRADE CARRYING $20-$80/TON (ONE ASSAY-3.37 OZ/T AU, 66 OZ/T AG)
Deposit WESTERN VEIN TRACEABLE FOR 4400 FT OR MORE; UP TO 30 FT WIDE WITH 12-FT WIDE ORE SHOOTS 900-FT SHAFT ON THIS VEIN (ON THE NETTIEL. NO. 1 CLAIM) WITH LEVELS AT 100, 200, 300, 400 FT. STRIKE N 80 W DIP 70 NE CONNOLLY VEIN TRACEABLE FOR OVER 1200 FT, DIPS 70 NE, 10 FT WIDE, DEVELOPED BY INCLINED SHAFT TO 60 FT. STRIKES N 60 W, DIP 70 NE WELCOME STRANGER VEIN DOES NOT OUTCRIP AT SURFACE. ORE CHANGES ABRUPTLY IN IT FROM LOW TO VERY HIGH GRADE AND HAS HIGHER AVERAGE GRADE ORE THAN OTHER VEINS STRIKE N 80 W, DIP VERTICAL TO SLIGHTLY S, 8 FT WIDE. ORLEANS VEIN HAS 2 SHOOTS (1) THE DUNFEE, WORKED FROM THE DUNFEE SHAFT TO A DEPTH OF 760 FT AND (2) THE WEST ORE SHOOT, WORKED FROM THE ORLEANS SHAFT ORLEANS VEIN STRIKES ABOUT N 40 W, DIP 52 NE, AND IS OVER 30 FT WIDE. ; INFO.SRC : 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1982 La Pointe, D.D. (Tingley, J.V.) Nevada Bureau of Mines and Geology

Beyond USGS

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

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.