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

Terikbabin Formation

Terikbabin Fm

Period:

Silurian

Age Interval:

Upper Wenlock, Z5

Province:
Zarafshan-N.Gissar

Type Locality and Naming

Along the Terikbaba Mountains, Ziaetdin Mountains. V.S. Korsakov et al., 1984 (1993f.). Stratotype in the Terikbaba Mountains.

Synonym: Terikbabinskaya Formation, Терикбабинская св.

Lithology and Thickness

Limestones, dolomitic limestones, dolomites. Thickness 200-320m.

Lithology Pattern:

Dolomitic limestone

Relationships and Distribution

Lower contact

Conformably overlies the Katadzhar Fm in the south of the Zirabulak Mountains and the Ovhanin Fm in the north

Upper contact

Gradually transitions to the Pyazyn Fm.

Regional extent

North and south slopes of the Zirabulak Mountains (Devanasai, Altayaul); Ziaetdin Mountains (Terikbaba, Turuntau) and others. Age equivalent to the Dzhengeldin Fm (165; 460)

GeoJSON

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Fossils

Contains corals - Nuratina asiatica Kim et Lel.; stromatoporoids - Simplexodictyon sp. (cf. podolicum Yavor.) and others; brachiopods - Conchidium ex gr. knighti Sow and others

Age

Fossil data determines the late Wenlock age of the enclosing rocks (Barkovskaya et al., 1965; Sorokin et al., 1975; Korsakov et al., 1984).

Age Span:

Beginning stage:

Homerian

Fraction up in beginning stage:

0.0

Beginning date (Ma):

430.62

Ending stage:

Homerian

Fraction up in the ending stage:

1.0

Ending date (Ma):

426.74

Depositional setting

Depositional pattern:

Additional Information

Compiler:

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