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Merced, Purisima, Santa Rosa, and San Francisco Mines

Past Producer in Huancavelica, Peru with commodities Silver, Copper, Antimony, Lead
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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. 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. Land status
  15. Ownership information
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10080293
MRDS ID W031407
Record type Site
Current site name Merced, Purisima, Santa Rosa, and San Francisco Mines

Geographic coordinates

Geographic coordinates: -76.98585, -9.87434 (WGS84)
Elevation 4000
Location accuracy 100(meters)
Relative position 5 KM N 85 W OF HUALLANCA., Lat And Long From Index Map Of Huallanca Mining District, P. 9, +/- 3 Min.

Site location context

Political divisions (FIPS codes)

Huancavelica(province)

Peru(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Peru Huancavelica

Comments on the location information

  • MINES ARE AT THE WEST END OF QUEBRADA TUCAPAC ABOUT 5 KM WEST OF HUALLANCA AND 1 KM NORTH OF CARMEN DEL MACIZO MINE.

Commodities

Commodity Importance
Silver Primary
Copper Primary
Antimony Critical Secondary
Lead Secondary

Materials information

Materials Type of material
Galena Ore
Pyrite Ore
Tetrahedrite Ore
Quartz Gangue

Analytical data

Result VEIN ORE FROM 1.5 TO 2.5 KG OF AG/TON AND 1.5 TO 2.0% CU, THROUGH 15 TO 20 KG OF AG/TON AND 14 TO 17% CU

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Goyllarisquizga
    Rock description Goyllarisquizga

Nearby scientific data

(1) -76.98585, -9.87434
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Sill Of Altered Rhyolite
Type of structure Regional
Structure description Complex Folds And Faults Trending N 20 To 30 W

Ore body information

  • General form TABULAR, PODS, LENSES
    Strike N 20 TO 35 W
    Dip 45 NE TO VERTICAL
    Length 500M
    Width 200M

Controls for ore emplacement

  • Fissures, Shear Zones, And Faults

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Year of last production 1925

Mining district

District name Huallanca Mining District

Land status

Ownership category Private

Ownership information

  • Type Owner-Operator
    Owner Compania Minera Santa Barbara

Comments on the workings information

  • MANY ADITS, PROSPECT PITS, AND SHAFTS PERFORATE THE MINERALIZED AREA. THE MILL MACHINERY HAS BEEN REMOVED, AND MOST OF THE BUILDINGS ARE IN RUINS, AND OLD DUMPS ARE PRESENT.

Reference information

Bibliographic references

  • Deposit

    BODENLOS, A.J. AND ERICKSEN, G.E., 1955, LEAD ZINC DEPOSITS OF CORDILLERA BLANCA AND NORTHERN CORDILLERA HUAYHUASH, PERU. U.S.G.S. BULL. 1017, 166 P

  • Other Database

    CIMRI

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-81 Rowe, William D. (Ericksen, George E.) U.S. Geological Survey
Updater 01-MAY-94 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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