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  3. Mineral Resource Data System (MRDS)

San Lorenzo Mine

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

Geologic information

Identification information

Deposit ID 10100869
MRDS ID TC39970
Record type Site
Current site name San Lorenzo Mine

Geographic coordinates

Geographic coordinates: -70.93064, -32.13357 (WGS84)
Relative position 60 KM SOUTH OF SALAMANCA, 150 KM NORTH OF SANTIAGO.

Site location context

Political divisions (FIPS codes)

Chile(country)

South America(continent)

Land(continent)

Geographic areas

Country
Chile

Comments on the location information

  • NEAR GUACHAVES

Commodities

Commodity Importance
Gold Primary
Silver Primary
Zinc Critical Secondary
Copper Secondary
Lead Secondary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Gold Ore
Sphalerite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name San Lorenzo Superunit
    Rock description San Lorenzo Superunit
    Stratigraphic age (youngest) Early Cretaceous
    Stratigraphic age (youngest) Early Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Tuff
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Volcanic Breccia (Agglomerate)
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Cerro Morado Formation
    Rock description Cerro Morado Formation

Nearby scientific data

(1) -70.93064, -32.13357
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Morro Hediondo Caldera

Ore body information

  • Strike N
    Dip 75-90W, 60-90W, 45W
    Length 2500M

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No

Mining district

District name El Bronce

Comments on the production information

  • ACTIVE LITTLE DEVELOPED PRODUCER

Comments on development

  • TWO VEINS WITH AN AVERAGE OF 25 GM/TON GOLD AND 91 GM/TON SILVER.
  • SITE OF ACTIVE EXPLORATION (DRILLING), LOOKING FOR ORE SHOOTS.

Reference information

General comments

Subject category Comment text
Deposit SEE EL BRONCE MINE RECORD (TC04069).
Deposit PART OF EL BRONCE EPITHERMAL SYSTEM.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1993 Page, Norman J. U.S. Geological Survey

Beyond USGS

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

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