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Tingua

Past Producer in Minas Gerais, Brazil 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. Alteration
  8. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10064790
MRDS ID TC39286
Record type Site
Current site name Tingua
Alternate or previous names Includes Upper Carrapato Mine and Lower Carrapato Mine

Geographic coordinates

Geographic coordinates: -43.69562, -19.91332 (WGS84)
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

Minas Gerais(province)

Brazil(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Brazil Minas Gerais

Comments on the location information

  • LATITUDE/LONGITUDE AT PASS SW OF FOUR PEAKS; AGATE IN W BOUSE HILLS, S OF BARBER GENE MINE; UNCERTAINTY <+/- 0.5 MILES.
  • USED ONE OF THE ADITS ON THE WEST SIDE OF CORROGO DO TINGUA FOR LOCATION

Commodities

Commodity Importance
Gold Primary

Comments on the commodity information

  • JASPER IN SHADES OF YELLOW, ROCK CUTS AND POLISHES NICELY; HEMATITE ALSO WILL POLISH

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Gold Ore
Pentlandite Ore
Pyrite Ore
Sphalerite Ore
Ankerite Gangue
Quartz Gangue
Rutile Gangue
Siderite Gangue

Alteration

  • (Local) Chloritization, Carbonitization, Sericitization

Analytical data

Result % FES AND SPHALERITE, FLUID INCLUSIONS, SUGGEST TEMPERATURES FOR UPPER CARRAPATO OF 300-360 DEGREES AND LOWER CARRAPATO OF 350-430 DEGREES C.

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Schist
    Rock unit name Nova Lima Group;Nova Lima Group;Nova Lima Group
    Rock description Nova Lima Group;Nova Lima Group;Nova Lima Group

Nearby scientific data

(1) -43.69562, -19.91332
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Carrapatos Oblique Ramp Structure And Shear Zone (Proterozoic Deformation); Isoclinal Recumbent Fold With Subsidary Folds

Ore body information

  • Name TINGUA
    General form LENSES, BOUDINS, BANDS

Comments on the geologic information

  • BEDROCK IN THE AREA INCLUDES EARLY PROTEROZOIC METAMORPHIC ROCKS, MIDDLE PROTEROZOIC GRANITOID ROCKS, AND MIDDLE MIOCENE TO OLIGOCENE VOLCANIC AND SEDIMENTARY ROCKS.

Economic information about the deposit and operations

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

Comments on development

  • BEST MATERIALS ARE FARTHER FROM ROADS; LARGER SIZED MATERIAL REQUIRES DIGGING IN SEAMS IN HILLSIDES; DO NOT TRESPASS ON MINING CLAIMS IN AREA; AGATE OF GOOD QUALITY W MARGIN BOUSE HILLS AND S BARBER GENE MINE; RUGGED VEHICLE REQUIRED TO REACH FIELD.

Reference information

Bibliographic references

  • Deposit

    LADEIRA, E.A., 1988, METALOGENIA DOS DEPOSITOS DE QUADRILATERO FERRIFERO, MINAS GERAIS, IN PRINCIPAIS DEPOSITAS MINERAIS DO BRASIL, C. SCHOBBENHAUS AND C.E.S. COELHO, ED., P. 301-375.

  • Deposit

    SOUZA FILHO, C.R., AND SCHRANIC, A., 1991, LITHO-STRUCTURAL CONTROL, GEOMETRY AND GEOTHERMOMETRY OF TINGUA GOLD MINERALIZATION, RIO DAS VELHAS GREENSTONE BELT IN BRAZIL GOLD '91, ED. E.A. LADEIRA: BALKEMA, ROTTERDAM, P. 575-577.

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit DO NOT ASSUME THAT THIS RECORD GIVES PERMISSION TO COLLECT IN THE AREA DESCRIBED HERE. LAND STATUS CAN CHANGE AND COLLECTORS NEED TO CHECK LOCALLY OR WITH THE COUNTY RECORDERS OFFICE.
Deposit UPPER CARRAPATO IS IN A COMPLEX FOLD, THE ORE IS SULFIDES INTERBANDED WITH QUARTZ-CARBONATE ROCK; GOLD IS ASSOCIATED WITH PYRITE. LOWER CARRAPATO ARE VEINS OF QUARTZ-CARBONATE WITH LOW AMOUNT OF SULFIDES, VEINS HAVE BOUDIN SHAPE; ORE BODIES SAID TO BE L-TECTONITES.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-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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