Urluowra and Amunga Rivers

Occurrence in Guyana with commodities Gold, Diamond
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Mineral occurrence model information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Economic information about the deposit and operations
  11. Mining district
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10060976
MRDS ID TC32104
Record type Site
Current site name Urluowra and Amunga Rivers
Alternate or previous names Warwah Urluowra

Geographic coordinates

Geographic coordinates: -60.54879, 6.68457 (WGS84)

Site location context

Political divisions (FIPS codes)

Guyana(country)

South America(continent)

Land(continent)

Geographic areas

Country
Guyana

Commodities

Commodity Importance
Gold Primary
Diamond Primary

Comments on the commodity information

  • COARSE OCTAHEDRAL STONES, COMMONLY AROUND 3 CARATS, UP TO 12 CARATS.

Materials information

Materials Type of material
Gold Ore

Mineral occurrence model information

Model code 119
USGS model code 39a
Deposit model name Placer Au-PGE
Mark3 model number 54

Host and associated rocks

  • Host or associated Host
    Rock type Unconsolidated Deposit > Gravel

Nearby scientific data

(1) -60.54879, 6.68457

Economic information

Comments on the geologic information

  • GRAVELS ARE NEAR AN EPIDIORITE-GRANITE CONTACT

Economic information about the deposit and operations

Development status Occurrence
Commodity type Both
Deposit size Small
Significant No

Mining district

District name Upper Cuyuni Division

Comments on the reserve resource information

  • GRAVELS COULD BE WORKED ON A SMALL SCALE BY 3 OR 4 MEN

Reference information

Bibliographic references

  • Deposit

    MACDONALD, J.R., 1968, A GUIDE TO MINERAL EXPLORATION IN GUYANA: GEOLOGICAL SURVEY OF GUYANA, BULLETIN 38, P. 34.

  • Deposit

    WILLIAMS, E., 1961, APAIQUA NW: GEOLOGICAL SURVEY OF BRITISH GUIANA, SCALE 1:200,000.

  • Deposit

    POLLARD, E.R., DIXON, C.G., AND DUJARDIN, R.A., 1957, DIAMOND RESOURCES OF BRITISH GUIANA: GEOLOGICAL SURVEY OF BRITISH GUIANA BULLETIN NO. 28, 45 P.

  • Other Database

    CIMRI

  • Reserve-Resource

    MACDONALD (1968)

General comments

Subject category Comment text
Deposit SECOND MODEL: DIAMOND PLACER (NUM 39D)

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1992 Page, Norman J. U.S. Geological Survey

Beyond USGS

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