1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Esperanza

Past Producer in Chile with commodity Copper
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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. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10057935
MRDS ID TC03639
Record type Site
Current site name Esperanza

Geographic coordinates

Geographic coordinates: -70.10455, -22.10088 (WGS84)
Elevation 430

Site location context

Political divisions (FIPS codes)

Chile(country)

South America(continent)

Land(continent)

Geographic areas

Country
Chile

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Atacamite Ore
Chalcanthite Ore
Malachite Ore
Calcite Gangue
Gypsum Gangue
Hematite Gangue
Limonite Gangue
Quartz Gangue

Alteration

  • (Local) Argillic, Propylitic

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) -70.10455, -22.10088
ListMap

Economic information

Ore body information

  • Strike N80E
    Dip 60S
    Length 30M
    Width 0.3M

Controls for ore emplacement

  • Fault

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 Underground
    Area 0.006HA
    Overall depth 45M
    Overall length 27.43M
    Overall width 2M

Comments on the workings information

  • INCLINE, ADIT

Comments on development

  • ECON.COM: UNECONOMIC

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.

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