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Tocas

Producer in Rio Grande Do Sul, Brazil with commodities Quartz, Gemstone, Semiprecious Gemstone
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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. Economic information about the deposit and operations
  10. Links to other databases
  11. Bibliographic references
  12. General comments
  13. Reporter information

Geologic information

Identification information

Deposit ID 10023872
MRDS ID I007006
Record type Site
Current site name Tocas
Alternate or previous names Sul De Galopolis, Norte De Gramado

Geographic coordinates

Geographic coordinates: -50.86569, -29.31403 (WGS84)

Site location context

Political divisions (FIPS codes)

Rio Grande Do Sul(province)

Brazil(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Brazil Rio Grande Do Sul
Brazil Rio Grande Do Sul
Brazil Rio Grande Do Sul

Comments on the location information

  • CESAR (1984) GIVES TWO LOCATIONS, OONE IS GIVEN ABOVE, THE OTHER IS 29-11S, 051-13W.

Commodities

Commodity Importance
Quartz Primary
Gemstone Primary
Semiprecious Gemstone Primary

Materials information

Materials Type of material
Agate Ore
Amethyst Ore

Host and associated rocks

  • 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) -50.86569, -29.31403
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Economic information

Economic information about the deposit and operations

Development status Producer
Commodity type Non-metallic
Significant No

Comments on the production information

  • PRODUCED 800 MT/YEAR (1984)

Reference information

Bibliographic references

  • Deposit

    CESAR, P. DE A.B., 1984, PRINCIPAIS DEPOSITOS MINERAIS: CONCEITOS, METODOLOGIA E LISTAGEM (CAPITULO IX), IN: SCHOBBENHAUSS, C., D., DE A. CAMPOS, G.R. DERZE, AND H.E. ASMUS, EDS., GEOLOGICO DO BRAZIL, TEXTO EXPLICATIVO DO MAPA GEOLOGICO DO BRAZIL E DA AREA OCEANICA ADJACENTE INCLUINDO DEPOSITOS MINERAIS, DEPARTAMENTO NACIONAL DA PRODUCAO MINERAL, BRASILIA, P. 359-419, ESCALA 1:2,500,000

  • Other Database

    CIMRI

  • Production

    CESAR (1984).

General comments

Subject category Comment text
Deposit DRUSY AMETHYST AND AGATE IN GEODES.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1993 Carbonaro, Marguerite M. U.S. Geological Survey

Beyond USGS

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

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