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  3. Mineral Resource Data System (MRDS)

San Nicolas

Occurrence in Sonora, Mexico with commodities Silver, Lead, Zinc, Gold, Barium-Barite
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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. Mineral occurrence model information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Reserves and resources
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10049118
MRDS ID MX00350
Record type Site
Current site name San Nicolas
Related records 10255238

Geographic coordinates

Geographic coordinates: -109.9812, 29.9363 (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
Lead Secondary
Zinc Critical Secondary
Gold Tertiary
Barium-Barite Critical Tertiary

Materials information

Materials Type of material
Argentite Ore
Barite Ore
Pyrargyrite Ore

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) > Intermediate Volcanic Rock > Andesite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Tuff
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -109.9812, 29.9363
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Economic information

Ore body information

  • Strike 1>N 60-63 E, 2>N 70 W
    Dip 1>72-80 SE, 2>69-83 NW

Economic information about the deposit and operations

Development status Occurrence
Commodity type Both
Deposit size Small
Significant No

Mining district

District name Cumpas

Reserves and resources

  • Type In-situ
    Estimate year 1985
    Total resources 49815000mt ore
    Commodity Subtype Grade units Group Importance Year
    Silver Ag 92 g/mt Silver Major 1985
    Lead Pb 0.6 wt-pct Lead Minor 1985
    Zinc Zn 0.12 wt-pct Zinc Minor 1985

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

General comments

Subject category Comment text
Deposit SAN NICOLAS VEIN: N 60 E, 72 SE; VETA HUGHES: N 70 W, 69-83 NW; VETA SURESTE: N 63 E, 78 SE; VETA NOROESTE: N 60 E, 80 SE. ORE CONSISTS OF ARGENTITE AND PYRARGYRITE IN SAN NICOLAS VEIN, AND ARGENTIFEROUS GALENA AND BARITE IN HUGHES VEIN. MINERALOGY OF OTHER VEINS UNKNOWN.

Reporter information

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

Beyond USGS

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

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