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

Luz Esperanza

Past Producer in Chile with commodity Gold
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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. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Production statistics
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10104910
MRDS ID TC06075
Record type Site
Current site name Luz Esperanza

Geographic coordinates

Geographic coordinates: -71.09454, -29.83579 (WGS84)
Elevation 380

Site location context

Political divisions (FIPS codes)

Chile(country)

South America(continent)

Land(continent)

Geographic areas

Country
Chile

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Arqueros Formation
    Rock description Arqueros Formation
    Stratigraphic age (youngest) Early Cretaceous
    Stratigraphic age (youngest) Early Cretaceous
    Stratigraphic age (youngest) Early Cretaceous
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -71.09454, -29.83579
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Economic information

Ore body information

  • General form LENTICULAR
    Strike N35W; N65W
    Dip 82NE; 82NE
    Width 0.2M
  • General form LENTICULAR
    Strike N35W; N65W
    Dip 82NE; 82NE

Economic information about the deposit and operations

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

Mining district

District name Lambert

Production statistics

  • Year 1942
    Material ORE
    Accuracy Accurate
    Description Ap_Grade: ^49.2 G/T Au
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Gold Gold 49g/mt
  • Year 1943
    Material ORE
    Accuracy Accurate
    Description Ap_Grade: ^35.6 G/T Au
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Gold Gold 36g/mt

Workings at the site

  • Type of workings Unknown
    Overall depth 15M

Reference information

Bibliographic references

  • Deposit

    SERPLAC, 1981, INVENTARIO DE LOS RECURSOS MINERALES DE LA IV REGION:SANTIAGO (28 VOLS.).

  • Deposit

    ENAMI, 1944, #4121.

  • Other Database

    CIMRI

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1991 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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