Mine detail: Jefferson Island Mine

Previously called 'Lake PeigneurJefferson Mine'

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Location

Lat / long:

29.98107, -91.9832

Resource(N)

Primary:	Sulfur, Halite
Tertiary:	Limestone, Ultra Pure, Gypsum-Anhydrite
Ore:	Anhydrite, Halite
Discovery year:	1895

Production

Operation type:	Unknown
Production size:	Medium
Development status:	Past Producer
Production years:	1923-1934 (SALT), 1932-1936 (SULFUR)
First production started:	1919
Last production ended:	1935

Geology

Host rock:	Louann
Host type:	Limestone,Evaporite,Salt
Structure:	Piercement Salt Dome
Tectonic:	Gulf Salt Basin
Alteration processes:	Biogenic Alteration Of Anhydrock To Limestone

References

MRDS	TC34050
DEP	10061192
Reference	{Deposit:: KUPFER, D.M., 1983, METHODS OF ROCK-SALT MINING IN LOUISIANA, IN SALT DOMES OF SOUTH LOUISIANA: NEW ORLEANS GEOLOGICAL SOCIETY, V. 3, P. 122-142.}{Deposit:: BALK, R., 1953, SALT STRUCTURE OF JEFFERSON ISLAND SALT DOME, IBERIA AND VERMILION PARISHES, LOUISIANA: AAPG BULL., V. 37, P. 2455-2474.}{Deposit:: *ONNELL, L., 1935, JEFFERSON ISLAND SALT DOME, AAPG BULL, V. 19, P. 1602-1644.}{Deposit:: USBM IC 8313}{Other Database:: CIMRI}{Production:: KUPFER (1983) P. 134 (SALT)}
Reporter	Long, Keith R.