Juana

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. 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. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10059017
MRDS ID TC05468
Record type Site
Current site name Juana

Geographic coordinates

Geographic coordinates: -70.54454, -25.6575 (WGS84)
Elevation 390

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
Bornite Ore
Chalcocite Ore
Chalcopyrite Ore
Malachite Ore
Calcite Gangue
Gypsum Gangue
Limonite Gangue

Alteration

  • (Local) Silicic

Analytical data

Result 1.43% CU (SOLUBLE)

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
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Jurassic
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Pan De Azucar Formation
    Rock description Pan De Azucar Formation

Nearby scientific data

(1) -70.54454, -25.6575

Economic information

Ore body information

  • Strike N10W; N60W
    Dip 60NE; ?
    Length 30M
    Width 8M
  • Dip 60NE; ?

Controls for ore emplacement

  • Fault - Along N10w-Trending Fault

Economic information about the deposit and operations

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

Mining district

District name Mantos De Agua

Workings at the site

  • Type of workings Surface/Underground
    Area 0.008HA
    Overall depth 25M
    Overall length 9.14M
    Overall width 8M

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, 1971, #2440.

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit MINERALIZATION IN FRACTURES.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1991 Williams, William C. University of Arizona

Beyond USGS

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