Neogene

Paleogene

Cretaceous

Jurassic

Triassic

Permian

Carboniferous

Devonian

Silurian

Ordovician

Cambrian

Neoproterozoic

Mesoproterozoic

Paleoproterozoic

Main source = Abduazimova, Z.M. (Ed.), 2001. Stratigraphic Dictionary of Uzbekistan. IMR (Institute of Mineral Resources), Tashkent, 580 pp. (In Russian) Translated to English by the GeoGPT group, Zhejiang Lab, Hangzhou, China--see About

Talhab Formation

Talhab Fm

Period:

Cretaceous

Age Interval:

Lower Turonian, B1a

Province:
SW Gissar

Type Locality and Naming

Along the Talhab stream, SW Gissar. M.R. Jalilov, 1968 (190, p.43). Stratotype at the Talhab stream, at the southern end of the Kelif-Sarykamysh ridge. Enters the Talhab Horizon and Adamtash Gr (56; 189; 300; 383; 446; 452).

Synonym: Talhab Suite, Талхабская св., Talkhab Fm

Lithology and Thickness

Dark and greenish-gray clays with layers of marls and shell limestones. Thickness 66-170 m.

Lithology Pattern:

Shallow-marine marl

Relationships and Distribution

Lower contact

Lies conformably on the Gazdagan Fm

Upper contact

It is overlain conformably by the Dasgirak Fm.

Regional extent

Southwest Gissar, Babatag Range.

GeoJSON

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Fossils

Contains ammonites Mammites nodosoides Schloth., M. nodosoides chivensis Arkh., Proplacenticeras khoresmense Lah., Puzosia chivensis Arkh.; marine bivalve mollusks Inoceramus labiatus Schloth., Gryphaea vesiculosa turkestanica Bobk., foraminifers - Gaudryinopsis akrabatensis (Zhuk.), Hedbergella holzli (Hagn.), H. tschikrisovi (Arap.); ostracods - Cytherella elegans Andrv., Schuleridea atraxa Mand

Age

Belongs to the Lower Turonian.

Age Span:

Beginning stage:

Turonian

Fraction up in beginning stage:

0.1

Beginning date (Ma):

93.45

Ending stage:

Turonian

Fraction up in the ending stage:

0.4

Ending date (Ma):

92.10

Depositional setting

Depositional pattern:

Additional Information

Compiler:

I.M. Abdazimova – In: GeoGPT translation of: “Abduazimova, Z.M. (Ed.), 2001. Stratigraphic Dictionary of Uzbekistan. IMR (Institute of Mineral Resources), Tashkent, 580 pp. (In Russian)”