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  3. Mineral Resource Data System (MRDS)

Ninfas Antiguas & Nuevas

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. Economic information about the deposit and operations
  12. Mining district
  13. Production statistics
  14. Reserves and resources
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10057874
MRDS ID TC03553
Record type Site
Current site name Ninfas Antiguas & Nuevas

Geographic coordinates

Geographic coordinates: -70.22121, -23.18086 (WGS84)
Elevation 1050

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
Chalcocite Ore
Chalcopyrite Ore
Chrysocolla Ore
Covellite Ore
Gypsum Gangue
Hematite Gangue
Pyrite Gangue

Alteration

  • (Local) Argillic, Kaolinitic

Host and associated rocks

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

Nearby scientific data

(1) -70.22121, -23.18086
ListMap

Economic information

Ore body information

  • Strike N12-20W; N10E-N10W
    Dip 45-60E; 45E
    Length 22M
    Width 1.5M
  • Strike N12-20W; N10E-N10W
    Dip 45-60E; 45E
    Length 15M
    Width 0.2M

Economic information about the deposit and operations

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

Mining district

District name Naguayan

Production statistics

  • Year 1965
    Period 1964-65
    Material CU
    Accuracy Accurate
    Description Cp_Grade: ^11.98%
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Copper Copper 12wt-pct

Reserves and resources

  • Type In-situ
    Estimate year 1966
    Total resources 13600000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 2.5 wt-pct Copper Major 1966

Comments on the reserve resource information

  • 3000T OF TAILINGS AT 1%.

Workings at the site

  • Type of workings Underground
    Area 0.015HA
    Overall depth 70M
    Overall length 27.43M
    Overall width 5M

Comments on the workings information

  • SHAFT; STOPED TO SURFACE (NINFA ANTIGUA)

Comments on development

  • ECON.COM: PROSPECTIVE

Reference information

Bibliographic references

  • Deposit

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

  • Deposit

    ENAMI, 1966, #22218.

  • Other Database

    CIMRI

  • Production

    ENAMI, 1966.

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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