Cenozoic

Cretaceous

Jurassic

Triassic

Permian

Paleozoic

Compiled by: Jacques LeBlanc (2022), Stratigraphic Lexicon: The Sedimentary Formations of The Republic of Niger, Africa. Colnes Publishing (Tallin, Estonia), 365 pp. For more information see "About"

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Tiffa Formation

Tiffa Fm

Period:

Cretaceous

Age Interval:

Lower Cretaceous (Aptian-Albian) (8b)

Province:
East Niger Rift Basin - Bilma Sub-basin

Type Locality and Naming

Type section is near Tiffa village. It makes up the Tégama Gr in the center part of the Bilma Basin

References: Faure, 1966; Meister et al., 1994; Baumhauer, 2010.

Equivalent(s): Fachi Fm; Dibella Fm.; Achegour Fm

Lithology and Thickness

Sandstones. (See Achegour Fm); 0 to 700 m thick.

Lithology Pattern:

Sandstone

Relationships and Distribution

Lower contact

Precambrian is below.

Upper contact

Overlain by the Cheffadène Fm

Regional extent

GeoJSON

{"type":"Feature","geometry":{"type":"MultiPolygon","coordinates":[[[[12.87,18.96],[13.18,18.99],[13,19.85],[12.68,19.79],[12.87,18.96]]]]}}

Fossils

Traces of plants. Abundant fauna of vertebrae (dinosaurs and crocodiles).

Age

Lower Cretaceous (Aptian-Albian)

Age Span:

Beginning stage:

Aptian

Fraction up in beginning stage:

0.5

Beginning date (Ma):

117.30

Ending stage:

Albian

Fraction up in the ending stage:

1.0

Ending date (Ma):

100.50

Depositional setting

Continental

Depositional pattern:

Additional Information

Compiler:

Jacques LeBlanc (2022), Stratigraphic Lexicon: The Sedimentary Formations of The Republic of Niger, Africa. Colnes Publishing (Tallin, Estonia), 365 pp. https://doi.org/10.47909/978-9916-9760-6-7 (or via https://sites.google.com/site/leblancjacques)