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Tyro Mine

Producer in Mohave county in Arizona, 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. Ownership information
  15. Reserves and resources
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. Reporter information

Geologic information

Identification information

Deposit ID 10109075
MRDS ID M004534
Record type Site
Current site name Tyro Mine
Related records 10161649

Geographic coordinates

Geographic coordinates: -114.45053, 35.22724 (WGS84)
Elevation 853
Relative position 3.75 MILES W OF UNION PASS.

Site location context

Political divisions (FIPS codes)

Mohave(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Union Pass(quadrangle 1:24,000 scale)

Davis Dam(quadrangle 1:100,000 scale)

Kingman(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Havasu-Mohave Lakes(hydrologic unit)

Lower Colorado(hydrologic accounting unit)

Lower Colorado(hydrologic subregion)

Lower Colorado(hydrologic region)

Geographic areas

Country State County
United States Arizona Mohave

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 021N 020W 06 SE OF SE Arizona

Comments on the location information

  • INFO FROM LAND.ST :01, 49?

Commodities

Commodity Importance
Gold Primary
Silver Primary

Materials information

Materials Type of material
Gold Ore
Silver Ore
Calcite Gangue
Quartz Gangue

Analytical data

Result AVERAGED 0.3 OZ. AU/TON, SOME AREAS 11 OZ AU, 56 OZ AG/TON

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
    Rock unit name Katherine Granite;
    Rock description Katherine Granite;

Nearby scientific data

(1) -114.45053, 35.22724
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Nw To Nnw Trending Normal Faulting
Type of structure Local
Structure description Tert Flows Strike Nw, Dip 30-40 Ne, And Overlie Prec Granite And Gneiss

Ore body information

  • General form STRINGER LODE
    Strike N E
    Dip 85 SE
    Length 1219.2M
    Width 18.29M

Comments on the geologic information

  • SMALL POCKETS OF RICHER THAN AVERAGE ORE FOUND ASSOCIATED WITH IRON AND MANGANESE OXIDES.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Year of last production 1943

Mining district

District name Union Pass District

Ownership information

  • Type Operator
    Owner The Equitable Corp.
    Home office Las Vegas, Nv.
    First year 1981
  • Type Owner
    Owner Dennis Poynter
    First year 1977

Reserves and resources

  • Type In-situ
    Estimate year 1986
    Total resources 77000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 3.67 g/mt Gold Major 1986

Workings at the site

  • Type of workings Underground
    Overall depth 152.4M

Comments on the workings information

  • SHAFT WITH DRIFTING ON 200 FT LEVEL AND A NEWER ADIT 175 FT LONG WITH CROSSCUTS OF 75 FT AND DRIFTS OF 100 FT; SOME STOPING; OPEN PIT STARTED BY EQUITABLE CORP.

Comments on development

  • THREE PATENTED CLAIMS; PREVIOUS OWNERS AND OPERATORS INCLUDE W.E. WHALLEY AND C.F. WEEKS (1934), J.R. RUSSELL, P.F. WHITE, S.R. DAVIS, AND S.W. BASANKO (1902), GOLD STANDARD MINES (1941), TYRO MINE CO.

Reference information

Bibliographic references

  • Deposit

    SCHRADER, F.C., 1909, MINERAL DEPOSITS OF THE CERBAT RANGE, BLACK MOUNTAINS, AND THE GRAND WASH CLIFFS, MOHAVE COUNTY, ARIZONA: U.S.G.S. BULL. 397, P. 206.

  • Deposit

    WILSON, E.D., 1934, ARIZONA LODE GOLD MINES AND GOLD MINING: ARIZONA BUREAU OF MINES BULLETIN 137, P. 106.

  • Deposit

    LAUSEN, C., 1931, GEOLOGY AND ORE DEPOSITS OF THE OATMAN AND KATHERINE DISTRICTS, ARIZONA: ARIZONA BUREAU OF MINES BULLETIN 131, P. 131.

  • Deposit

    USBM IC 6901, 1936, P. 48-50.

  • Deposit

    ABGMT-USBM FILE DATA.

  • Deposit

    ADMR FILE DATA.

  • Deposit

    NIEMUTH, N.J., 1987, ARIZONA MINERAL DEVELOPMENT 1984-1986: ARIZONA DEPARTMENT OF MINES AND MINERAL RESOURCES DIRECTORY 29, 46 P.

  • Other Database

    CIMRI

  • Reserve-Resource

    NIEMUTH, 1987.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1972 Gere, W. U.S. Geological Survey
Updater 01-JAN-1979 Johnson, Kris H. (Creasey, S.C.) U.S. Geological Survey
Updater 01-NOV-1992 Orris, Greta J. U.S. Geological Survey

Beyond USGS

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

External references

Maps centered on this site

Authoritative Arizona resources

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