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Caillou Isle Mine

Past Producer in Terrebonne county in Louisiana, United States with commodities Sulfur, Halite, Limestone, Ultra Pure
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Alteration
  9. Mineral occurrence model information
  10. Host and associated rocks
  11. Nearby scientific data
  12. Geologic structures
  13. Ore body information
  14. Economic information about the deposit and operations
  15. Land status
  16. Ownership information
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10061182
MRDS ID TC34039
Record type Site
Current site name Caillou Isle Mine

Geographic coordinates

Geographic coordinates: -90.4826, 29.08805 (WGS84)
Relative position 27 MI S23E OF HOUMA

Site location context

Political divisions (FIPS codes)

Terrebonne(county)

Louisiana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Timbalier Island(quadrangle 1:24,000 scale)

Terrebonne Bay(quadrangle 1:100,000 scale)

New Orleans(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

West Central Louisiana Coastal(hydrologic unit)

Central Louisiana Coastal(hydrologic accounting unit)

Lower Mississippi(hydrologic subregion)

Lower Mississippi(hydrologic region)

Geographic areas

Country State County
United States Louisiana Terrebonne
United States Louisiana Lafourche

Public Land Survey System information

Meridian Township Range Section Fraction State
Louisiana 22S; 23S 19E;20E Louisiana

Comments on the location information

  • LAT-LONG VALUES FROM USGS GNIS DATABASE ARE FOR CAILLOU ISLAND

Commodities

Commodity Importance
Sulfur Primary
Halite Tertiary
Limestone, Ultra Pure Tertiary

Materials information

Materials Type of material
Halite Ore

Alteration

  • (Local) Biogenic Alteration Of Anhydrock To Limestone

Mineral occurrence model information

Model code 255
USGS model code 35a.7 (35ag)
Deposit model name Salt-dome sulfur

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Louann
    Rock description Louann
    Stratigraphic age (youngest) Middle Jurassic
  • Host or associated Host
    Rock type Sedimentary Rock > Chemical Sediment > Salt

Nearby scientific data

(1) -90.4826, 29.08805
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Piercement Salt Dome

Ore body information

  • Depth to top 762M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Deposit size Medium
Significant No
Year of first production 1981
Year of last production 1984
Production years 1981-1984

Land status

Ownership category State Offshore

Ownership information

  • Type Operator
    Owner Freeport Sulphur Co.
  • Type Owner
    Owner State Of Louisiana
    Home office Louisiana

Comments on the workings information

  • FRASCH PRODUCTION OF SULFUR

Comments on development

  • EXPL.COM: DOME DISCOVERED 1928 BY SEISMIC REFRACTION ; MILL.CAP: 350,000 LT.Y SULFUR ; ECON.COM: DEVELOPMENT BEGAN 1978. MINE CLOSED 1984 DUE TO POOR THERMAL EFFICIENCIES.

Reference information

Bibliographic references

  • Deposit

    WAGUESPACK, S.J., 1983, SALT DOMES OF SOUTH LOUISIANA: NEW ORLEANS GEOLOGICAL SOCIETY, V. 3, P. 10-13.

  • Deposit

    USBM IC 8313

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit TOP CAPROCK 2500 FT, TOP SALT 3005 FT. SALT DOME CONTAINS 2.3 CU MI SALT TO 10,000 FT DEPTH.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1972 Long, Keith R. U.S. Geological Survey

Beyond USGS

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

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