Saliferous Units Fm
Period:
Jurassic
Age Interval:
Hettangian – Toarcian.
Province:
Oued Mya Basin, Ghadames Basin
Type Locality and Naming
Informal term -- named after the widespread salt (“sal”)
Synonym:
References: Klett, 2000.
Lithology and Thickness
The Saliferous Units are Salt, anhydrite, and mudstone (Klett, 2000).
Lithology Pattern:
Gypsum-Anhydrite
Relationships and Distribution
Lower contact
It conformably overlies the TAGS Fm.
Upper contact
It is conformably overlain by the Tigi Fm.
Regional extent
GeoJSON
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Fossils
Age
Lower Jurassic (Klett, 2000)
Age Span:
Beginning stage:
Hettangian
Fraction up in beginning stage:
0.0
Beginning date (Ma):
201.36
Ending stage:
Toarcian
Fraction up in the ending stage:
1.0
Ending date (Ma):
174.70
Depositional setting
Depositional pattern:
Additional Information
Compiler:
Enam O. Obiosio, Solomon Joshua Avong and Henry Nasir Suleiman (2024) - Stratigraphic Lexicon compiled from the following books:Baouche, R., Ganguli, S. S., Sen, S., Radwan A. E. (2023): Assessment of reservoir stress state and its implications for Paleozoic tight oil reservoir development in the Oued Mya Basin, northeastern Algerian Sahara. Geosystems and Geoenvironment 2: pp.1-18. https://doi.org/10.1016/j.geogeo.2022.100112Fadila B. (2004): Reservoir Characterization and Reservoir Modeling in the Northwestern Part of Hassi Massaoud Field Algeria. A PhD thesis at the University of Hamburg, Hamburg, Germany.
T.R. Klett (2000): Total Petroleum Systems of the Trias/Ghadames Province, Algeria, Tunisia, and Libya - The Tanezzuft-Oued Mya, Tanezzuft-Melrhir, and Tanezzuft-Ghadames. U.S. Geological Survey Bulletin, 2202-C.
Kraouia et al., (2023): Ordovician–Upper Silurian–Triassic Petroleum System Assessment in the Chotts Area. In S. Khomsi and F. Roure (eds.), Geology of North Africa and the Mediterranean: Sedimentary Basins and Georesources, Regional Geology Reviews, https://doi.org/10.1007/978-3-031-18747-6_7