Grand Bois

Occurrence in Haiti with commodities Gold, Silver
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. Reserves and resources
  13. Links to other databases
  14. Bibliographic references
  15. Reporter information

Geologic information

Identification information

Deposit ID 10065830
MRDS ID TC41261
Record type Site
Current site name Grand Bois

Geographic coordinates

Geographic coordinates: -74.28299, 18.384 (WGS84)

Site location context

Political divisions (FIPS codes)

Haiti(country)

North America(continent)

Land(continent)

Geographic areas

Country
Haiti

Commodities

Commodity Importance
Gold Primary
Silver Primary

Materials information

Materials Type of material
Gold Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Sedimentary Rock > Clastic Sedimentary Rock
    Rock unit name Trois Rivieres
    Rock description Trois Rivieres
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt

Nearby scientific data

(1) -74.28299, 18.384

Economic information

Geologic structures

Type of structure Local
Structure description Anticline

Ore body information

  • Thickness 40M
    Length 400M
    Width 250M

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Reserves and resources

  • Type In-situ
    Estimate year 1980
    Total resources 3000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 2 g/mt Gold Major 1980
    Silver Ag 17 g/mt Silver Major 1980

Comments on development

  • MINING COMPANY DRILLING (1976-1980) SHOWED A MINERAL RESERVE WITH GRADES RANGING FROM 2-5 G/MT AU; 15 HOLES DRILLED BY UNDP WITH GRADE OF BLOCKED OUT ORE OF 2.5 G/MT AU (1985-1986).

Reference information

Bibliographic references

  • Deposit

    HOLLISTER, V.C., 1986, UNPUBLISHED FILES OF UN DATA, 13 MARCH, 1986

  • Other Database

    CIMRI

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1995 Page, Norman J. U.S. Geological Survey

Beyond USGS

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