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Tybo Mine

Producer in Nye county in Nevada, United States with commodities Silver, Lead, Zinc, Gold, Copper, Arsenic, Iron, Manganese
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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. Ownership information
  19. Production statistics
  20. Links to other databases
  21. Bibliographic references
  22. General comments
  23. Reporter information

Geologic information

Identification information

Deposit ID 10044417
MRDS ID M231833
Record type Site
Current site name Tybo Mine
Alternate or previous names 2g Shaft, Hales Shaft

Geographic coordinates

Geographic coordinates: -116.40312, 38.36855 (WGS84)
Elevation 2021
Relative position JUST SOUTHWEST OF TYBO

Site location context

Political divisions (FIPS codes)

Nye(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Tybo(quadrangle 1:24,000 scale)

Warm Springs(quadrangle 1:100,000 scale)

Tonopah(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Hot Creek-Railroad 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 Nye

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 006N;006N 050E;049E 24 Nevada

Comments on the location information

  • UNSURVEYED TOWNSHIP.10 PATENTED CLAIMS

Commodities

Commodity Importance
Silver Primary
Lead Primary
Zinc Critical Primary
Gold Primary
Copper Tertiary
Arsenic Critical Tertiary
Iron Tertiary
Manganese Critical Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Pyrrhotite Ore
Sphalerite Ore

Alteration

  • (Local) Oxidation Of Ore Down To The 710 Ft Level.Pervasive Sericitization,Pyritization, And Calcite Replacement Of Host Rock And Silicification Of Limestone Adjacent To Ore. Also Some Propylitization.

Analytical data

Result ANALYSIS OF A COMPOSITE SAMPLE AVERAGED 7.38 % PB, 5.55 % ZN, 0.59 % AS, 0.02 % CU. GALENA CONTAINS 110 TO 130 OZ OF SILVER PER TON. SPHALERITE CONTAINS 20 OZ/TON SILVER. PYRITE CONTAINS 11 OZ/TON SILVER.

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 Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyodacite
    Stratigraphic age (youngest) Late Cambrian
    Stratigraphic age (youngest) Late Ordovician
    Stratigraphic age (youngest) Oligocene
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Hales Limestone
    Rock description Hales Limestone

Nearby scientific data

(1) -116.40312, 38.36855
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description The 2g Fault, Uncle Sam Fault, Dimick, Fault, And Gilmore Fault.Post-Mineral Faulting With Considerable Offset Of Ore Zones.

Ore body information

  • General form TABULAR
    Length 91.44M
    Width 15.24M

Controls for ore emplacement

  • Plane Of The 2g Fault.

Comments on the geologic information

  • EARLY PRODUCTION WAS FROM RICH,NEAR-SURFACE OXIDIZED ORE.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1869
Year of first production 1872

Mining district

District name Tybo District; Tybo Creek Area

Land status

Ownership category Federal

Ownership information

  • Type Owner
    Owner Silver King Mines, Inc. And The Pacific Silver Corp.
    First year 1970
  • Type Operator
    Owner Pacific Silver Corp. And Silver King, Art Schultz, Supt.
    Home office Tybo Via Tonopah, Nv 89049
    First year 1981
  • Type Owner
    Owner Schultz, Art, Supt.
    Home office Tonopah, Nv 89049
    First year 1981

Production statistics

  • Year 1888
    Period 1872-1888
    Material ORE AVG
    Description Cp_Grade: ^1872-1879: 11 % Pb, 2.75 Oz Ag, 0.24 Oz Au Per Ton.
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Gold Gold 7g/mt
    Ore Silver Silver 78g/mt
    Ore Lead Lead 11wt-pct
  • Year 1930
    Material CON ZN
    Accuracy Accurate
    Description Ap_Grade: ^Production For Month Of March. Contains 2.55 % Pb, 47.6 % Zn, 14.28 Oz Ag Per Ton
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Silver Silver 403g/mt
    Conc. Zinc Zinc 48wt-pct
    Lead Lead 3wt-pct
  • Year 1930
    Material CON PB
    Accuracy Accurate
    Description Ap_Grade: ^Production For Month Of March. Contains 59.9 % Pb, 4 % Zn, 87.1 Oz Ag Per Ton
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Zinc Zinc 4wt-pct
    Conc. Lead Lead 60wt-pct
    Silver Silver 2459g/mt
  • Year 1930
    Material ORE
    Accuracy Accurate
    Description Ap_Grade: ^Production For Month Of March. Contains 5.95 % Pb, 4.14 % Zn, 9.44 Oz/Ton Ag.
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Silver Silver 267g/mt
    Ore Zinc Zinc 4wt-pct
    Ore Lead Lead 6wt-pct

Comments on the production information

  • 156 TONS OF ITEM 8 ARE FROM OTHER PROPERTIES. ITEM 17 AND 18 ARE FROM ITEM 1. PRODUCTION ALSO OCCUR IN 1901, 1906, 1917, 1928-1930, BUT THE AMOUNT IS UNKNOWN.

Comments on the workings information

  • WORKINGS CONSIST OF THE 1310 FT HALES SHAFT, THE 2G SHAFT, THE CROSBY SHAFT.

Comments on development

  • TREADWELL-YUKON ACQUIRED AND CONSOLIDATED MANY OF THE TYBO PROPERTIES IN 1925. THEY OPERATED FROM 1929 TO 1937 AND SANK THE HALES SHAFT. A POWER LINE WAS BEING INSTALLED IN 1981 AND IT WAS LISTED AS AN ACTIVE UNDERGROUND REHABILITATION EMPLOYING 8 PERSONS.

Reference information

Bibliographic references

  • Deposit

    FERGUSON, H.G., 1933, GEOLOGY OF THE TYBO DISTRICT: NEV. BUR. OF MINES, BULL. 20, P. 42-48, 52-56.

  • Deposit

    QUINLIVAN, W.D. AND ROGERS, C.L., 1974, GEOLOGIC MAP OF THE TYBO QUAD: USGS MAP I-821

  • Deposit

    KRAL, V.E., 1951, MINERAL RESOURCES OF NYE CO.: NEV. BUR. OF MINES AND GEOL., BULL. 50, P. 192

  • Deposit

    THE MINING RECORD, JULY 8, 1981.

  • Deposit

    STATE INSPECTOR OF MINES, 1982, DIRECTORY OF MINING OPERATIONS ACTIVE IN NEVADA DURING CALENDAR YEAR 1981.

  • Production

    FERGUSON, 1933, P. 43-44.

General comments

Subject category Comment text
Deposit BEST ORE IN SHATTERED PORPHYRY

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1980 Wong, George (Roberts, Ralph) U.S. Geological Survey
Updater 01-MAY-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.