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  3. Mineral Resource Data System (MRDS)

Pilar

Past Producer in Chile with commodities Copper, Gold, Silver
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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. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10057937
MRDS ID TC03642
Record type Site
Current site name Pilar
Alternate or previous names Escondida

Geographic coordinates

Geographic coordinates: -70.12788, -22.11088 (WGS84)
Elevation 1030

Site location context

Political divisions (FIPS codes)

Chile(country)

South America(continent)

Land(continent)

Geographic areas

Country
Chile

Commodities

Commodity Importance
Copper Primary
Gold Primary
Silver Primary

Materials information

Materials Type of material
Atacamite Ore
Chrysocolla Ore
Hematite Gangue
Limonite Gangue
Quartz Gangue

Alteration

  • (Local) Argillic, Propylitic

Analytical data

Result IN PIT: 1.28% CU, 1.3 G/T AU, 0.5 G/T AG IN INCLINE: 2.7% CU (1.83% SOLUBLE)

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Jurassic
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite

Nearby scientific data

(1) -70.12788, -22.11088
ListMap

Economic information

Ore body information

  • Strike N60E
    Dip 70SE
    Length 100M
    Width 0.5M

Economic information about the deposit and operations

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

Mining district

District name Tocopilla

Workings at the site

  • Type of workings Surface/Underground
    Area 0.02HA
    Overall depth 30M
    Overall length 91.44M
    Overall width 2M

Comments on development

  • ECON.COM: LOW GRADE AND HIGH CONSUMPTION OF ACID DURING EXTRACTION MAKES EXPLOITATION UNTENABLE.

Reference information

Bibliographic references

  • Deposit

    BORIC, R., DIAZ, F., AND MAKSAEV, V., 1984, COMPLEMENTO MAPA METALOGENICO, II REGION: GERENCIA DE DESAROLLO, SANTIAGO, (12 VOLS.).

  • Deposit

    ENAMI, 1966, #2053R.

  • Other Database

    CIMRI

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1990 Williams, William C. University of Arizona

Beyond USGS

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

Maps centered on this site