Sbaa Fm
Period:
Carboniferous
Age Interval:
Province:
Northern Africa: Trias/Ghadames basin
Type Locality and Naming
Synonym:
Lithology and Thickness
No given data
Lithology Pattern:
Clayey limestone
Relationships and Distribution
Lower contact
Gara Mas Melouki Fm (conformable)
Upper contact
Issendjel Fm (conformable)
Regional extent
Trias basin
GeoJSON
{"type":"Feature","geometry":{"type":"MultiPolygon","coordinates":[[[[5.12,31.55],[5.03,31.51],[4.62,32.29],[4.58,32.44],[4.54,32.64],[4.44,32.76],[4.22,32.95],[4.03,33.11],[3.87,33.21],[3.7,33.31],[3.4,33.38],[3.2,33.47],[3.03,33.55],[3,33.58],[2.92,33.68],[2.91,33.81],[2.96,33.84],[3.18,33.92],[3.34,33.97],[3.52,34.1],[3.69,34.25],[3.83,34.34],[4.09,34.54],[4.27,34.68],[4.38,34.78],[4.58,34.82],[4.77,34.81],[5,34.77],[5.23,34.78],[5.44,34.8],[5.69,34.8],[5.86,34.73],[6.06,34.57],[6.15,34.38],[6.08,34.2],[6.03,33.87],[6.02,33.54],[6.12,33.22],[6.11,32.95],[5.55,32.44],[5.12,31.55]]]]}}
Fossils
Age
Age Span:
Beginning stage:
Tournaisian
Fraction up in beginning stage:
0
Beginning date (Ma):
359.30
Ending stage:
Visean
Fraction up in the ending stage:
0.15
Ending date (Ma):
344.27
Depositional setting
Depositional pattern:
Additional Information
Compiler:
Rebecca Bobick (and Wen Du), modified from Klett, T.R. "Total Petroleum Systems of the Grand Erg/Ahnet Province, Algeria and Morocco - The Tanezzuft - Timimoun, Tanessuft-Ahnet, Tanezzuft-Sbaa, Tanezzuft-Mouydir, Tanezzuft-Benoud, and Tanezzuft Bechar/Abadla" Bulletin 2202-B, U.S. Geological Survey