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

Numancia

Past Producer in Chile with commodities Copper, 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. Geologic structures
  10. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Ownership information
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10057796
MRDS ID TC03456
Record type Site
Current site name Numancia

Geographic coordinates

Geographic coordinates: -70.06454, -22.64921 (WGS84)
Elevation 1320

Site location context

Political divisions (FIPS codes)

Chile(country)

South America(continent)

Land(continent)

Geographic areas

Country
Chile

Comments on the location information

  • FRUTOS & PINCHEIRA (1986) LOCATION AT 22-31-00S AND 070-04-00W.

Commodities

Commodity Importance
Copper Primary
Gold Primary

Materials information

Materials Type of material
Hematite Gangue
Limonite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name La Negra Formation;
    Rock description La Negra Formation;
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Jurassic
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -70.06454, -22.64921
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Bedding - 90, 40n

Ore body information

  • Strike N40W; 90
    Dip 65SW; 40N
    Length 200M
    Width 1M
    Depth to bottom 100M
  • Strike N40W; 90
    Dip 65SW; 40N

Controls for ore emplacement

  • Bedding In Part

Economic information about the deposit and operations

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

Mining district

District name Michilla

Ownership information

  • Type Owner
    Owner Compania Minera De Michilla
    First year 1981

Workings at the site

  • Type of workings Surface/Underground
    Area 0.016HA
    Overall depth 30M
    Overall length 36.58M
    Overall width 4M

Reference information

Bibliographic references

  • Deposit

    FRUTOS, J. AND PINCHEIRA, M., 1986, FICHAS METALOGENICAS DE YACIMIENTOS MINERALES METALICOS CHILENOS, IN FRUTOS, J., OYARZUN, J., AND PINCHEIRA, M., EDS., GEOLOGIA Y RECURSOS MINERALES CHILENOS: UNIVERSIDAD DE CONCEPCION, CONCEPCION, P. 841-888.

  • Deposit

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

  • Other Database

    CIMRI

  • Reserve-Resource

    BORIC, ET AL., 1984.

General comments

Subject category Comment text
Deposit 3-4M WIDE LENS AT INTERSECTION OF VEIN AND MANTO

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1989 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