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Lake Hermitage Mine

Past Producer in Plaquemines 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. Ownership information
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10061193
MRDS ID TC34051
Record type Site
Current site name Lake Hermitage Mine
Alternate or previous names Lake Harnil

Geographic coordinates

Geographic coordinates: -89.67007, 29.31026 (WGS84)
Elevation 0
Relative position 28 MI SE OF NEW ORLEANS

Site location context

Political divisions (FIPS codes)

Plaquemines(county)

Louisiana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Bastian Bay(quadrangle 1:24,000 scale)

Mississippi River Delta(quadrangle 1:100,000 scale)

Breton Sound(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

East 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 Plaquemines

Public Land Survey System information

Meridian Township Range Section Fraction State
Louisiana 17S;18S 25E Louisiana

Comments on the location information

  • INFO FROM LAND.ST :30?

Commodities

Commodity Importance
Sulfur Primary
Halite Tertiary
Limestone, Ultra Pure Tertiary

Materials information

Materials Type of material
Halite Ore
Sulfur 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) -89.67007, 29.31026
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Piercement Salt Dome

Ore body information

  • Depth to top 275.54M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Deposit size Medium
Significant No
Discovery year 1928
Discoverer Texas Gulf Sulphur Co.
Year of first production 1968
Year of last production 1972
Production years 1968-1972

Ownership information

  • Type Operator
    Owner Jefferson Lake Sulfur Co.
    First year 1968
    Last year 1972
  • Type Owner
    Owner Lafourche Basin Levee District

Comments on the workings information

  • FRASCH PRODUCTION OF SULFUR

Comments on development

  • DOME AND SULFUR DISCOVERED 1928-1932 BY SEISMIC REFLECTION AND 12 DRILL TESTS.

Reference information

Bibliographic references

  • Deposit

    WAGUESPACK, S.J., 1983, SALT DOMES OF SOUTH LOUISIANA: NEW ORLEANS GEOLOGICAL SOCIETY, V. 3, P. 40-41.

  • Deposit

    USBM IC 8313

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit DEPTH TO CAPROCK 904 FT. DEPTH TO SALT 1400 FT. SALT VOLUME 0.9 CU MI TO 10,000 FT DEPTH.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1992 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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