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

Nueva Esperanza

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. 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. Production statistics
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10058364
MRDS ID TC04301
Record type Site
Current site name Nueva Esperanza
Alternate or previous names La Salada

Geographic coordinates

Geographic coordinates: -70.45455, -24.11085 (WGS84)
Elevation 750

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
Hematite Gangue
Limonite Gangue
Tourmaline Gangue

Alteration

  • (Local) Propylitic, Silicic

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) -70.45455, -24.11085
ListMap

Economic information

Ore body information

  • Strike N35W; 90; N45W; N80W
    Dip 75NE; 45N; 90; 45N & 90
    Length 40M
    Width 0.4M
  • Strike N35W; 90; N45W; N80W
    Dip 75NE; 45N; 90; 45N & 90
  • Strike N35W; 90; N45W; N80W
    Dip 75NE; 45N; 90; 45N & 90
  • Strike N35W; 90; N45W; N80W
    Dip 75NE; 45N; 90; 45N & 90

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name La Salada

Production statistics

  • Year 1923
    Material ORE
    Accuracy Accurate
    Description Ap_Grade: ^60-65 G/T Au
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Gold Gold 63g/mt

Workings at the site

  • Type of workings Underground
    Overall depth 30M

Comments on the workings information

  • THREE DISTINCT WORKINGS OVER AN AREA OF 4 SQ KM.

Comments on development

  • ECON.COM: NOT PROSPECTIVE

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

    HOLBERTON, W., 1928, ARCHIVO SERNAGEOMIN #3043.

  • Deposit

    ENAMI, 1966, #22312.

  • Other Database

    CIMRI

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-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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