Escondida

Past Producer in Chile with commodities Silver, Lead, 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. Economic information about the deposit and operations
  12. Mining district
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10104521
MRDS ID TC03803
Record type Site
Current site name Escondida

Geographic coordinates

Geographic coordinates: -69.30785, -24.6975 (WGS84)
Elevation 2920

Site location context

Political divisions (FIPS codes)

Chile(country)

South America(continent)

Land(continent)

Geographic areas

Country
Chile

Commodities

Commodity Importance
Silver Primary
Lead Primary
Copper Tertiary

Materials information

Materials Type of material
Argentite Ore
Galena Ore
Barite Gangue
Limonite Gangue
Quartz Gangue

Alteration

  • (Local) Argillic, Silicic

Analytical data

Result 725 G/T AG
Result 30.8% PB
Result 0.22 G/T AU

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Tonalite
    Stratigraphic age (youngest) Late Triassic
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Tonalite

Nearby scientific data

(1) -69.30785, -24.6975

Economic information

Ore body information

  • Strike N30-80E
    Dip 80S-80N
    Length 60M
    Width 0.3M

Comments on the geologic information

  • LEAD DATA: 206/204 - 18.680; 207/204 - 15.633; 208/204 - 38.710

Economic information about the deposit and operations

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

Mining district

District name Sierra De Argomedo

Workings at the site

  • Type of workings Unknown
    Overall depth 60M

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit SIX VEINS OVER 130M X 80M AREA. TWO VEINS EXPLOITED: N30E, 85SE AND N70E, 85W.

Reporter information

Type Date Name Affiliation Comment
Reporter 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.