Casseus

Past Producer in Haiti with commodities Copper, 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. Mineral occurrence model information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Ownership information
  16. Reserves and resources
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10062279
MRDS ID TC35614
Record type Site
Current site name Casseus
Alternate or previous names Casseu's

Geographic coordinates

Geographic coordinates: -72.76629, 19.59367 (WGS84)
Elevation 720
Location accuracy 5000(meters)
Relative position ABOUT 12 KM SW OF GROS-MORNE. 32 MILES SW OF CAP-HAITIAN.

Site location context

Political divisions (FIPS codes)

Haiti(country)

North America(continent)

Land(continent)

Geographic areas

Country
Haiti

Comments on the location information

  • AT HILAIRE IN UPPER COLOMBIER RIVER BASIN.

Commodities

Commodity Importance
Copper Primary
Gold Secondary
Silver Secondary

Materials information

Materials Type of material
Bornite Ore
Chalcopyrite Ore
Covellite Ore
Digenite Ore
Pyrite Ore
Calcite Gangue
Diopside Gangue
Epidote Gangue
Magnetite Gangue
Specularite Gangue
Talc Gangue
Tremolite Gangue

Analytical data

Result GRAB SAMPLE: 3.95% CU
Result HARNISH AND BROWN (1986) HAVE GARNET ANALYSES.

Mineral occurrence model information

Model code 59
USGS model code 18b
Deposit model name Skarn Cu
Mark3 model number 8

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Colombier Volcanic Sequence;
    Rock description Colombier Volcanic Sequence;
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Marble
  • Host or associated Host
    Rock type Metamorphic Rock > Skarn (Tactite)
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Miguinda Formation Of Colombier Volcanic Sequence
    Rock description Miguinda Formation Of Colombier Volcanic Sequence

Nearby scientific data

(1) -72.76629, 19.59367

Economic information

Geologic structures

Type of structure Regional
Structure description Terre-Nueve Mountains Form Double Plunging Anticline Cored By Quartz Monzonite To Quartz Diorite Stock.

Ore body information

  • Thickness 100M

Controls for ore emplacement

  • Limestone-Intrusive Contact.

Comments on the geologic information

  • FOUR STAGES OF SKARN DEVELOPMENT: (1) EARLY SKARN : GROSSULAR-ANDRADITE GARNET AND DIOPSIDE; (2) MAIN SKARN: HYDRO GRANDITE GARNET; (3) SKARN RETROGRESSION AND MINERALIZATION, TREMOLITE + EPIDOTE + OXYCHLORITE + QUARTZ + MINERALIZATION; (4) POST MINERALIZATION ALTERATION: CHLORITE + MAGNETITE + SPECULARITE + QUARTZ, ARGILLIC ALTERATION CHALCEDONY, SMECTITE, TALC, CALCITE.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1728
Year of first production 1910

Mining district

District name Terre-Neuve District

Ownership information

  • Type Operator
    Owner Hayti Mines Co.
    First year 1910
    Last year 1920

Comments on the production information

  • ORE IS TOTAL FROM DISTRICT. PRODUCTION SMALL IF AT ALL FROM CASSEUS.

Reserves and resources

  • Type In-situ
    Estimate year 1924
    Total resources 34000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 1 wt-pct Copper Major 1924
  • Type In-situ
    Estimate year 1986
    Total resources 9070000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 0.65 wt-pct Copper Major 1986

Comments on the reserve resource information

  • TOTAL TONNAGE IN MEME VALLEY AND DISTRICT. ORE (1) PROVEN, MINEABLE RESERVE WITH POSSIBLE RECOVERABLE AU AND AG. ORE (2) MINERALIZED SKARN.

Comments on the workings information

  • 2 SHORT TUNNELS, LONGEST 14 M; BY 1986 160 M EXPLORATION ADIT.

Comments on development

  • DEPOSIT EXTENSIVELY DRILLED.

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit SHORT TUNNEL CUTS ANDESITE-QUARTZ DIORITE CONTACT; LONGER IS IN CONTACT ZONE OF TACTITE AND LIMESTONE WHICH IS EROSIONAL UNCONFORMITY, DISPLACED PART OF MEME MINE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1992 Page, Norman J. U.S. Geological Survey
Updater 01-JAN-1994 Page, Norman J. U.S. Geological Survey

Beyond USGS

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