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

Mal Paso

Past Producer in Chile with commodity 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. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10104421
MRDS ID TC03212
Record type Site
Current site name Mal Paso

Geographic coordinates

Geographic coordinates: -68.82118, -21.69089 (WGS84)
Elevation 3860

Site location context

Political divisions (FIPS codes)

Chile(country)

South America(continent)

Land(continent)

Geographic areas

Country
Chile

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore
Pyrite Ore
Limonite Gangue
Quartz Gangue

Analytical data

Result 0.5-27 G/T AU

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Rock unit name Icanche Formaiton
    Rock description Icanche Formaiton
    Stratigraphic age (youngest) Eocene
    Stratigraphic age (youngest) Paleocene
    Stratigraphic age (youngest) Eocene
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -68.82118, -21.69089
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Beds At N25w, 25sw

Ore body information

  • Strike 0-N20E
    Dip 75W-90
    Length 200M
    Width 1.5M

Controls for ore emplacement

  • Fault

Economic information about the deposit and operations

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

Mining district

District name Chitigua

Workings at the site

  • Type of workings Underground
    Area 0.8HA
    Overall depth 20M
    Overall length 182.88M
    Overall width 40M

Comments on the workings information

  • SHAFT, ADIT

Comments on development

  • EXPLORED BY CHILE EXPLORATION COMPANY IN 1930'S AND RENDERED UNECONOMIC

Reference information

Bibliographic references

  • Deposit

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

  • Deposit

    PERKINS, W.A. AND MARSH, W.S., 1932, ARCHIVO SERNAGEOMIN #3729.

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit OXIDIZED TO 15M

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1990 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