Frisco & Clarines Zn, Pb, Ag, Au, F Mines

Producer in Chihuahua, Mexico with commodities Zinc, Lead, Silver, Fluorine-Fluorite, Gold, Copper
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Host and associated rocks
  8. Nearby scientific data
  9. Geologic structures
  10. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Ownership information
  15. Production statistics
  16. Reserves and resources
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10073100
MRDS ID W018918
Record type Site
Current site name Frisco & Clarines Zn, Pb, Ag, Au, F Mines
Alternate or previous names San Francisco & Clarines

Geographic coordinates

Geographic coordinates: -105.71718, 26.93364 (WGS84)
Elevation 2000
Relative position ABOUT 20 KM SW OF PARRAL

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

Commodities

Commodity Importance
Zinc Critical Primary
Lead Primary
Silver Primary
Fluorine-Fluorite Critical Secondary
Gold Secondary
Copper Secondary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Gold Ore
Silver Ore
Sphalerite Ore
Actinolite Gangue
Biotite Gangue
Calcite Gangue
Chlorite Gangue
Diopside Gangue
Epidote Gangue
Ilvaite Gangue
Pyrite Gangue
Quartz Gangue

Analytical data

Result 1955 ORE RAN 8% ZN, 5% PB, 150 G/MT AG, 0.5 G/MT AU, 0.6% CU.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Monzonite
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale
    Rock unit name Calcareous Shale
    Rock description Calcareous Shale

Nearby scientific data

(1) -105.71718, 26.93364

Economic information

Geologic structures

Type of structure Regional
Structure description Assymetrical Anticline
Type of structure Local
Structure description Numerous Drag Folds And Reverse Faults.

Ore body information

  • General form LENSES
    Length 3000M
    Width 1000M
    Depth to bottom 800M

Controls for ore emplacement

  • Faults And Fractures Were Filled By Ore Material.

Economic information about the deposit and operations

Development status Producer
Commodity type Both
Deposit size Medium
Significant No
Discovery year 1655

Mining district

District name Parral District

Ownership information

  • Type Owner-Operator
    Owner Minera Frisco

Production statistics

  • Year 1973
    Material ORE
    Accuracy Estimate
    Description Ap_Grade: ^6.5 % Zn, 4.2 % Pb, 126 G/Mt Ag
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Ore Silver Silver 126g/mt
    Major Ore Lead Lead 4wt-pct
    Major Ore Zinc Zinc 7wt-pct

Comments on the production information

  • 75,000 MTPM MILL FOR SULPHIDES. 120,000 MTPY CAF2 (ACID GRADE) OUTPUT PLANT TREATS MILL TAILINGS.

Reserves and resources

  • Type In-situ
    Estimate year 1973
    Total resources 3750000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Zinc Zn 6.5 wt-pct Zinc Major 1973
    Lead Pb 4.2 wt-pct Lead Major 1973
  • Type In-situ
    Estimate year 1973
    Total resources 375000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Zinc Zn 6.5 wt-pct Zinc Major 1973
    Lead Pb 4.2 wt-pct Lead Major 1973

Comments on the reserve resource information

  • NORTHERN MINER 5-12-77 P. 1. GIVES RESV. AS 12 YEARS (11 MIL. T?)

Comments on development

  • MILL.CAP: 900 MET TONS ; ECON.YEAR: 1974 ; ECON.COM: 75,000 MTPM SULPHIDES MILL AND 120,000 MTPY ACID GRADE FLUORITE MILL

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit OVER 30 VEINS ARRANGED IN A COMPLEX PATTERN. FLUORITE VEIN OUTCROPS RANGE FROM 3-8 M IN WIDTH AND CONTAIN OVER 65 PERCENT FLUORSPAR. DRILLING AT FRISCO'S ESMERALDA MINE SHOWS THAT FLUORSPAR VEINING WEAKENS AND THAT SILICA CONTENT INCREASES AT LESS THAN 50 M DEPTH.
Deposit Discovery Year: 1650'S

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1976 Schruben, Paul G. U.S. Geological Survey
Updater 01-JUN-1991 Orris, Greta J. U.S. Geological Survey
Updater 01-JUN-1993 Staude, John-Mark G. U.S. Geological Survey

Beyond USGS

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