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Groete Creek Gold-Copper Prospect

Occurrence in Guyana with commodities Gold, Copper
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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. Mineral occurrence model information
  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. Reserves and resources
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10060977
MRDS ID TC32105
Record type Site
Current site name Groete Creek Gold-Copper Prospect

Geographic coordinates

Geographic coordinates: -58.69848, 6.64457 (WGS84)

Site location context

Political divisions (FIPS codes)

Guyana(country)

South America(continent)

Land(continent)

Geographic areas

Country
Guyana

Comments on the location information

  • N. OF ESSEQUIBO RIVER

Commodities

Commodity Importance
Gold Primary
Copper Primary

Materials information

Materials Type of material
Chalcopyrite Ore
Gold Ore
Pyrite Ore
Quartz Gangue

Analytical data

Result 30 FT LONG TRENCHES OVER 175 FT STRIKE DISTANCE AVERAGED, 0.52% CU
Result UP TO 2.0% CU IN TRENCHES.

Mineral occurrence model information

Model code 273
USGS model code 36a
Deposit model name Low-sulfide Au-quartz vein
Mark3 model number 27

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Hornblendite
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Metamorphic Rock > Schist
    Rock unit name Blue Mountain Formation;Mazaruni Group
    Rock description Blue Mountain Formation;Mazaruni Group

Nearby scientific data

(1) -58.69848, 6.64457
ListMap

Economic information

Ore body information

  • Thickness 27.43M
    Length 914.4M
    Width 121.92M
  • Length 1219.2M

Comments on the geologic information

  • ANOMALY CLAPPED BY CLAY UP TO 50 FT THICK

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Groete Creek-Aremu-Peters Mine Division

Reserves and resources

  • Type In-situ
    Estimate year 1968
    Total resources 8000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 0.564 g/mt Gold Major 1968
    Copper Cu 0.26 wt-pct Copper Major 1968

Reference information

Bibliographic references

  • Deposit

    MACDONALD, J.R., 1968, A GUIDE TO MINERAL EXPLORATION IN GUYANA: GEOLOGICAL SURVEY OF GUYANA, BULLETIN 38, P. 9-10.

  • Deposit

    CANNON, R.T., 1962, GEORGETOWN NW; GEOLOGICAL SURVEY OF BRITISH GUIANA; SCALE 1:200000.

  • Deposit

    ANON, 1969, A FURTHER GUIDE TO MINERAL EXPLORATION IN GUYANA, SUPPLEMENT TO BULLETIN 38, P.1.

  • Other Database

    CIMRI

  • Reserve-Resource

    SUPPLEMENT TO GSG BULLETIN 38.

General comments

Subject category Comment text
Deposit LENGTH (1) OF GEOCHEMICAL ANOMALY; (2) SIZE BY DRILLING 23 HOLES

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.

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