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Mines of the Pozos Ricos Area

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

Geologic information

Identification information

Deposit ID 10106193
MRDS ID W031440
Record type Site
Current site name Mines of the Pozos Ricos Area

Geographic coordinates

Geographic coordinates: -78.66646, -6.33144 (WGS84)
Elevation 3650
Location accuracy 1000(meters)
Relative position 1400 M N50W OF HUALGAYOC (PRINCIPAL MINES NEAR SE END OF AREA)

Site location context

Political divisions (FIPS codes)

Cajamarca(province)

Peru(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Peru Cajamarca

Comments on the location information

  • SEVERAL MINES AND PROSPECTS IN AREA 1200 M LONG (WNW-ESE) AND 100 TO 200 M WIDE W OF CERRO JESUS STOCK

Commodities

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

Materials information

Materials Type of material
Galena Ore
Sphalerite Ore
Stibnite Ore
Tetrahedrite Ore
Barite Gangue
Calcite Gangue
Pyrite Gangue
Quartz Gangue

Analytical data

Result 14.6 TONS HAND SORTED ORE FROM PORCIA MINE (1948) CERTAINED 26.5% PB, 11.8% ZN, 14.6 OZ AG/TON

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) -78.66646, -6.33144
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Wnw-Trending Anticline And Syncline Cross Area

Ore body information

  • General form TABULAR TO IRREGULAR
    Thickness 2M

Controls for ore emplacement

  • Faults And Shear Zones, Cross-Cutting Or Parallel To Limestone Beds

Economic information about the deposit and operations

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

Mining district

District name Hualgayoc Mining District

Land status

Ownership category Private

Workings at the site

  • Type of workings Underground
    Area 0.01HA
    Overall length 1280.16M
    Overall width 150M

Comments on the workings information

  • PRINCIPAL MINES, HECLA AND PORCIA, PRODUCED LESS THAN 100 TONS OF PB-AG HAND SORTED ORE DURING 1949-1950

Comments on development

  • HECLA AND PORCIA MINES PRODUCED SMALL AMOUNTS OF

Reference information

Bibliographic references

  • Deposit

    ERICKSEN, G.E., 1954, GEOLOGY OF THE HUALGAYOC MINING DISTRICT, DEPARTAMENTO DE CAJAMARCA, PERU: NEW YORK, COLUMBIA UNIVERSITY PHD THESIS, 239 P

General comments

Subject category Comment text
Deposit SEVERAL VEINS IN LIMESTONE TERRAIN; CROSS CUTTING TO PARALLEL TO STRATA;

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-81 Ericksen, George E. U.S. Geological Survey

Beyond USGS

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

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