Bandurrias-Antofagasta

Past Producer in Chile with commodity Iron
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. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Reserves and resources
  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 10078156
MRDS ID W026328
Record type Site
Current site name Bandurrias-Antofagasta

Geographic coordinates

Geographic coordinates: -70.40454, -25.17417 (WGS84)
Elevation 550
Relative position TALTAL, 29 KM N OF

Site location context

Political divisions (FIPS codes)

Chile(country)

South America(continent)

Land(continent)

Geographic areas

Country
Chile

Commodities

Commodity Importance
Iron Primary

Materials information

Materials Type of material
Magnetite Ore
Calcite Gangue

Alteration

  • (Local) Phyllic, Argillic

Analytical data

Result CHEMISTRY OF RESERVES IN PERCENT: FE, 55

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
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) -70.40454, -25.17417

Economic information

Ore body information

  • General form VEIN
    Strike N 70 E, NE
    Dip 85 N, 90
    Length 70M
    Width 3M
  • General form VEIN
    Dip 85 N, 90

Controls for ore emplacement

  • Deposit Is In A Sedimentary Formation Consisting Almost Solely Of Limestones In Contact With A Granodiorite Batholith

Economic information about the deposit and operations

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

Mining district

District name Matancilla

Reserves and resources

  • Type In-situ
    Estimate year 1970
    Total resources 5000000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Iron Fe 55 wt-pct Iron Major 1970

Workings at the site

  • Type of workings Surface
    Area 0.064HA
    Overall depth 3M
    Overall length 73.15M
    Overall width 8M

Reference information

Bibliographic references

  • Deposit

    RUIZ FULLER, CARLOS, 1965 , GEOLOGIA Y YACIMIENTOS METALIFEROS DE CHILE (GEOLOGY AND METAL DEPOSITS OF CHILE): CHILE INST. GEOL. INV., 305 P., TABLES. (SPANISH) ( 430 ) R858G

  • Deposit

    ALVARADO, BENJAMIN, 1970 , IRON ORE DEPOSITS OF SOUTH AMERICA, IN SURVEY OF WORLD IRON ORE RESOURCES -- OCCURRENCE AND APPRAISAL: NEW YORK, UNITED NATIONS, P. 302 - 380 . 433 QUN22S

  • Deposit

    RUIZ, C. AND PEEBLES, F., 1988, YACIMIENTOS METALIFEROS DE CHILE: SANTIAGO, 334 P.

  • Deposit

    IIG, 1962, INEDITO #1634.

  • Deposit

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

  • 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.

  • Other Database

    CIMRI

  • Reserve-Resource

    ALVARADO, 1970

General comments

Subject category Comment text
Deposit 5 VEINS

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1973 Cooper, Margaret (Shaffer, Glenn L.) U.S. Geological Survey
Updater 01-SEP-1990 Williams, William C. University of Arizona

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.