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Namiquipa

Past Producer in Chihuahua, Mexico with commodities Silver, Lead, Zinc, Gold, Copper
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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. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10049450
MRDS ID MX02123
Record type Site
Current site name Namiquipa
Alternate or previous names La Venturosa, La Princesa, La Esmerelda, Mexico, America Viejo, El Molino
Related records 10303323

Geographic coordinates

Geographic coordinates: -107.36724, 29.16855 (WGS84)
Location accuracy 5000(meters)

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Mexico Chihuahua

Comments on the location information

  • MINE LOCATED ON THE BUENAVENTURA 1:250,000 MAP, LOCATED 5 KM E OF EL MOLINO PUEBLO.

Commodities

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

Comments on the commodity information

  • AU:AG CALCULATED FROM PRODUCTION DATA, 1:33 +

Materials information

Materials Type of material
Anglesite Ore
Cerargyrite Ore
Chalcopyrite Ore
Sphalerite Ore
Wulfenite Ore
Barite Gangue
Chalcedony Gangue
Fluorite Gangue
Limonite Gangue
Quartz Gangue
Pyrite Unknown

Alteration

  • (Local) Silicic

Analytical data

Result OXIDE ORE: 567 G/MT AG, 2.59% PB
Result SULFIDE ORE: 401 G/MT AG, 3.76% PB, 7.07% ZN
Result MINING ENGINEERING, V. 9, NO. 10, P. 1096.

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

Nearby scientific data

(1) -107.36724, 29.16855
ListMap

Economic information

Ore body information

  • Strike N 20 E TO N 20 W
    Dip 70-90 E & W

Comments on the geologic information

  • GEOLOGIC ENVIRONMENT COMPRISED OF ESSENTIALLY UNDEFORMED CONTINENTAL VOLCANIC ROCKS. HOST ROCK ANDESITE IS OVERLAIN BY YOUNGER ANDESITES, RHYOLITES AND TUFFS.

Economic information about the deposit and operations

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

Mining district

District name Namiquipa District/El Terrero Area

Production statistics

  • Year 1948
    Material ORE AG PB ZN
    Accuracy Accurate
    Description Ap_Grade: ^830 G/Mt Ag, 6.42% Pb, 5.78% Zn
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Ore Silver Silver 830g/mt
    Major Ore Lead Lead 6wt-pct
    Major Ore Zinc Zinc 6wt-pct
  • Year 1949
    Material ORE AG PB ZN
    Accuracy Accurate
    Description Ap_Grade: ^604 G/Mt Ag, 4.79% Pb, 6.13% Zn
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Ore Silver Silver 604g/mt
    Major Ore Lead Lead 5wt-pct
    Major Ore Zinc Zinc 6wt-pct
  • Year 1950
    Material ORE AG PB ZN
    Accuracy Accurate
    Description Ap_Grade: ^664 G/Mt Ag, 4.11% Pb, 6.04% Zn
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Ore Silver Silver 664g/mt
    Major Ore Lead Lead 4wt-pct
    Major Ore Zinc Zinc 6wt-pct
  • Year 1951
    Material ORE AG PB ZN
    Accuracy Accurate
    Description Ap_Grade: ^474 G/Mt Ag, 2.82% Pb, 4.71% Zn
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Ore Silver Silver 474g/mt
    Major Ore Lead Lead 3wt-pct
    Major Ore Zinc Zinc 5wt-pct
  • Year 1952
    Material ORE AG PB ZN
    Accuracy Accurate
    Description Ap_Grade: ^394 G/Mt Ag, 3.47% Pb, 5.13% Zn
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Ore Silver Silver 394g/mt
    Major Ore Lead Lead 3wt-pct
    Major Ore Zinc Zinc 5wt-pct
  • Year 1953
    Material ORE AG PB ZN
    Accuracy Accurate
    Description Ap_Grade: ^363 G/Mt Ag, 3.37% Pb, 5.05% Zn
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Ore Silver Silver 363g/mt
    Major Ore Lead Lead 3wt-pct
    Major Ore Zinc Zinc 5wt-pct
  • Year 1954
    Material ORE AG PB ZN
    Accuracy Accurate
    Description Ap_Grade: ^308 G/Mt Ag, 3.01% Pb, 4.97% Zn
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Ore Silver Silver 308g/mt
    Major Ore Lead Lead 3wt-pct
    Major Ore Zinc Zinc 5wt-pct
  • Year 1955
    Period 1922-1955
    Material ORE AG PB ZN
    Accuracy Estimate
    Description Cp_Grade: ^448.0 G/T, 3.4% Pb, 5.0% Zn
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Lead Lead 3wt-pct
    Major Ore Zinc Zinc 5wt-pct
  • Year 1955
    Period 1948-1955
    Material COMBINED
    Accuracy Accurate
    Description Cp_Grade: ^448 G/Mt Ag, 3.42% Pb, 5.01% Zn
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Silver Silver 448g/mt
    Major Lead Lead 3wt-pct
    Major Zinc Zinc 5wt-pct
  • Year 1955
    Period 1948-1955
    Material OXIDE ORE
    Accuracy Accurate
    Description Cp_Grade: ^567 G/Mt Ag, 2.59% Pb
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Silver Silver 567g/mt
    Major Lead Lead 3wt-pct
  • Year 1955
    Material ORE AG PB ZN
    Accuracy Accurate
    Description Ap_Grade: ^214 G/Mt Ag, 1.77% Pb, 2.14% Zn
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Ore Silver Silver 214g/mt
    Major Ore Lead Lead 2wt-pct
    Major Ore Zinc Zinc 2wt-pct
  • Year 1955
    Period 1948-1955
    Material SULFIDE ORE
    Accuracy Accurate
    Description Cp_Grade: ^401 G/Mt Ag, 3.76% Pb, 7.07% Zn
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Silver Silver 401g/mt
    Major Lead Lead 4wt-pct
    Major Zinc Zinc 7wt-pct

Comments on the production information

  • PRODUCTION THROUGH AUG. 31, 1955.

Workings at the site

  • Type of workings Underground
    Length 16093M
    Overall depth 265M

Comments on the workings information

  • 46 SURFACE DD-HOLES TOTALING 23,413 FT. 26 UNDERGROUND DD-HOLES TOTALING 6,548 FT.

Reference information

Bibliographic references

  • Deposit

    GUILD, P.W., 1981, PRELIMINARY METALLOGENIC MAP OF NORTH AMERICA: U.S. GEOLOGICAL SURVEY CIRCULAR 858-A AND -B.

  • Deposit

    SALAS, G.P., 1975, CARTA Y PROVINCIAS METALOGENETICAS DE LA REPUBLICA MEXICANA: CONSEJO DE RECURSOS MINERALES PUBLICACION 21 E, P. 189.

  • Deposit

    SHEFELBINE, G.H., 1957, SILVER-LEAD-ZINC MINES AT NAMIQUIPA, CHIHUAHUA, MEXICO: MINING ENGINEERING, V. 9, NO. 10, P. 1090-1097.

  • Deposit

    CLARK, K.F., AND GOODELL, P.C., (EDS.), 1983, GEOLOGY AND MINERAL RESOURCES OF NORTH-CENTRAL CHIHUAHUA: EL PASO GEOLOGICAL SOCIETY, GUIDEBOOK, 1983 FIELD CONFERENCE, 0CT. 7-9, 1983, PLATE 1, SCALE 1:500000.

  • 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.

  • Deposit

    SOCIEDAD GEOLOGICA MEXICANA A.C., 1985, PLANO GEOLOGICO MINERO DE CHIHUAHUA, MEXICO: CONSEJO DE RECURSOS MINERALES AND FEDERAL GOVERNMENT OF MEXICO, MEXICO D.F., 1 SHEET, SCALE 1:500,000.

  • Deposit

    SECRETARIO DE PROGRAMACION Y PREPUESTO, 1983, BUENAVENTURA: CARTA GEOLOGICA; MEXICO D.F., SCALE 1:250,000.

  • Deposit

    SOCIEDAD GEOLOGICA MEXICANA A.C., 1985, PLANO GEOLOLGICO MINERO DE CHIHUAHUA, MEXICO: CONSEJO DE RECURSOS MINERALES AND FEDERAL GOVERNEMNT OF MEXICO D.F., 1 SHEET, SCALE 1:500,000

  • Deposit

    SPP, 1983, BUENAVENTURA;

  • Deposit

    SHEFELBINE, 1957

  • Deposit

    GRAYBEAL, F.T., ET AL, 1986, THE GEOLOGY OF SILVER DEPOSITS

  • Production

    SHEFELBINE, 1957; MOSIER, ET.AL., 1986 (ITEM 4).

General comments

Subject category Comment text
Deposit SIX STEEPLY DIPPING QUARTZ VEINS ALONG BRECCIA-FILLED FISSURE ZONES IN ANDESITE. SULFIDE ORE: QUARTZ, SPHALERITE, GALENA, PYRITE, FLUORITE, CHALCOPYRITE, WITH AG-AU VALUES. SOME CHALCEDONY. OXIDIZED TO 100 M DEPTH. OXIDE ORE: NATIVE AG AND CERARGYRITE ASSOCIATED WITH LIMONITE, CERUSSITE, RARE ANGLESITE OR WULFENITE, AND BARITE. BA CONTENT INCREASES NEAR SURFACE. ZONES OF AG AND PB ENRICHMENT OCCUR AT BASE OF OXIDIZED ZONE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-88 Leonard, Kenneth R. (Page, Norman J.) U.S. Geological Survey
Updater 01-JUN-88 Leonard, Kenneth R. U.S. Geological Survey
Updater 01-DEC-90 Staude, John-Mark G. U.S. Geological Survey
Updater 01-AUG-91 Kibbe, R.D. U.S. Geological Survey

Beyond USGS

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

Maps centered on this site