Santa Margarita

Past Producer in Chile with commodity Copper
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. Economic information about the deposit and operations
  12. Mining district
  13. Reserves and resources
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10057646
MRDS ID TC03266
Record type Site
Current site name Santa Margarita

Geographic coordinates

Geographic coordinates: -70.32122, -23.45753 (WGS84)
Elevation 900

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
Chrysocolla Ore
Malachite Ore
Calcite Gangue
Gypsum Gangue
Hematite Gangue

Host and associated rocks

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

Nearby scientific data

(1) -70.32122, -23.45753

Economic information

Geologic structures

Type of structure Local
Structure description Faults At N55w, 80ne And N70w, 80sw

Ore body information

  • General form TABULAR
    Strike 0
    Dip 30E
    Thickness 4.5M
    Length 100M
    Width 20M

Comments on the geologic information

  • PREHNITE-PUMPELLYITE METAMORPHISM

Economic information about the deposit and operations

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

Mining district

District name Aeropuerto Cerro Moreno

Reserves and resources

  • Type In-situ
    Estimate year 1968
    Total resources 4600000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 1.6 wt-pct Copper Major 1968

Workings at the site

  • Type of workings Surface/Underground
    Area 0.072HA
    Overall depth 6M
    Overall length 82.3M
    Overall width 80M

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

    SARIC, N., ET AL., 1972 APUNTES SOBRE ALGUNAS MINAS DE LA REGION COSTERA DE ANTOFAGASTA

  • Deposit

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

  • Deposit

    ENAMI, 1968, #22293.

  • Other Database

    CIMRI

  • Reserve-Resource

    ENAMI, 1968.

General comments

Subject category Comment text
Deposit TWO, DISCORDANT MANTOS 20M APART.

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.