El Tigre

Past Producer in Sonora, Mexico with commodities Silver, Gold, Zinc, Lead, Copper
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Alteration
  8. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Production statistics
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10049150
MRDS ID MX00394
Record type Site
Current site name El Tigre
Alternate or previous names Veins: Tigre, Seitz-Kelley, Sooy
Related records 10206474

Geographic coordinates

Geographic coordinates: -109.05618, 30.46824 (WGS84)

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Mexico Sonora

Commodities

Commodity Importance
Silver Primary
Gold Primary
Zinc Critical Tertiary
Lead Tertiary
Copper Tertiary

Comments on the commodity information

  • COMBINED PB+ZN+CU CONTENT: 3%. ALL SULFIDES CONTAINED ECONOMIC AMOUNTS OF SILVER.

Materials information

Materials Type of material
Argentite Ore
Cerargyrite Ore
Chalcopyrite Ore
Freibergite Ore
Galena Ore
Gold Ore
Silver Ore
Sphalerite Ore
Stromeyerite Ore
Tetrahedrite Ore
Calcite Gangue
Kaolin Gangue
Quartz Gangue
Pyrite Unknown

Alteration

  • (Local) Propylitic, Argillic, Silicic

Analytical data

Result 0.25 OZ AU/TON, 39.0 OZ AG/TON, AU:AG RATIO - 1:162, (BUCHANAN, 1981). 1.5% ZN, 1.1% PB, 0.4% CU, (MISCHLER AND BUDROW, 1925).

Mineral occurrence model information

Model code 106
USGS model code 25b
Deposit model name Epithermal vein, Creede
Mark3 model number 58

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic)
    Stratigraphic age (youngest) Oligocene
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Latite
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Latite

Nearby scientific data

(1) -109.05618, 30.46824

Economic information

Ore body information

  • Strike N 5-10 W
    Dip 60 W

Comments on the geologic information

  • RARE, POST-MINERAL ANDESITE DIKES INTRUDED ALONG VEINS. ASSOCIATED ROCKS: TERTIARY RHYOLITE FLOWS AND TUFFS, SHALE, AND LIMESTONE. BASEMENT LITHOLOGY: PERMIAN LIMESTONE, CRETACEOUS SHALE, SANDSTONE, AND GRANITE. (MOSIER, ET.AL., 1986)

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Medium
Significant No
Discovery year 1903

Mining district

District name Nacozari

Production statistics

  • Year 1912
    Material ORE AG
    Accuracy Estimate
    Description Ap_Grade: ^348 Oz/Ton
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Silver Silver 9825g/mt
  • Year 1981
    Period -1981
    Material AG
    Accuracy Estimate
    Description Cp_Grade: ^8.6 G/T Au, 1337.0 G/T Ag, 0.25% Cu, 1.0% Pb, 1.5% Zn
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Zinc Zinc 2wt-pct
    Copper Copper 0wt-pct
    Silver Silver 1337g/mt
    Gold Gold 9g/mt
    Lead Lead 1wt-pct
  • Year 1981
    Period -1981
    Material ORE AG AU
    Accuracy Estimate
    Description Cp_Grade: ^0.25 Oz Au, 39.0 Oz Ag/Ton
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Silver Silver 1101g/mt
    Ore Gold Gold 7g/mt

Comments on the workings information

  • ADITS AND UNDERGROUND SHAFTS, EXTENSIVE WORKINGS. LEVELS AND RAISES DRIVEN AT 100-FT INTERVALS.

Reference information

Bibliographic references

  • Deposit

    PEREZ SEGURA, EFREN, 1985, CARTA METALOGENETICA DE SONORA 1:250000 UNA INTERPRETACION DE LA METALOGENIA DE SONORA: UNIV. OF SONORA, DEPT. OF GEOL., HERMOSILLO, MEXICO, 66 P.

  • Deposit

    BUCHANAN, L.J., 1981, PRECIOUS METAL DEPOSITS ASSOCIATED WITH VOLCANIC ENVIRONMENTS IN THE SOUTHWEST IN DICKINSON, W.R., AND PAYNE, W.D., (EDS.), 1981, RELATIONS OF TECTONICS TO ORE DEPOSITS IN THE SOUTHERN CORDILLERA: ARIZONA GEOLOGICAL SOCIETY DIGEST, V. 14, P. 237-262.

  • Deposit

    MISCHLER, R.T., AND BUDROW, L.R., 1925, METHODS OF MINING AND ORE ESTIMATION AT THE LUCKY TIGER MINE: A.I.M.E. TRANS. V. 72, P. 468-484.

  • Deposit

    SKINNER, E.N., AND PLATE, H.R., 1915, MINING COSTS OF THE WORLD: NEW YORK, N.Y., MCGRAW-HILL BOOK CO., INC., P. 395.

  • Deposit

    COX, D.P., AND SINGER, D.A., 1986, MINERAL DEPOSIT MODELS: USGS BULLETIN 1693, 379 P.

  • Deposit

    MOSIER, D.L., MENZIE, W.D., AND KLEINHAMPL, F.J., 1986, GEOLOGIC AND GRADE-TONNAGE INFORMATION ON TERTIARY EPITHERMAL PRECIOUS- AND BASE-METAL VEIN DISTRICTS ASSOCIATED WITH VOLCANIC ROCKS: USGS BULLETIN 1666, 39 P.

  • Production

    SKINNER AND PLATE, 1915; BUCHANAN, 1981; MOSIER, ET.AL., 1986 (ITEM 4).

General comments

Subject category Comment text
Deposit THREE MAIN VEINS, ABOUT 600 FT APART. LENGTH: 1500-6000 FT. AVE. DEPTH: 1000-1200 FT. AVE. WIDTH: 1.1-1.9 FT. LENTICULAR ORE SHOOTS HAVE 6:1 RATIO OF HORIZONTAL TO VERTICAL EXTENT. VERTICAL EXTENT: 300 M. ORE CONSISTS OF INTERGROWTHS OF SPHALERITE-GALENA-PYRITE-CHALCOPYRITE-TETRAHEDRITE-STROMEYERITE IN GANGUE OF KAOLINIZED OR SILICIFIED RHYOLITE. SILICIFICATION INTENSE ABOVE ORE, PYRITIZATION INTENSE BELOW. ZNS INCREASES WITH DEPTH. OXIDIZED TO 61 M DEPTH.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1987 Leonard, Kenneth R. (Page, Norman J.) U.S. Geological Survey
Updater 01-JUN-1988 Leonard, Kenneth R. U.S. Geological Survey

Beyond USGS

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