Serkeshkuduk Formation

Serkeshkuduk Fm

Period:

Carboniferous

Age Interval:

Visean-Serpukhovian, K2

Province:
Kyzylkum Region

Type Locality and Naming

Along the Serkeshkuduk River, N. Bukantau, Central Kyzylkum. S.Ya. Lapidus et al. in 1992 (1993).

Synonym: Serkeshkudukskaya Suite, Серкешкудукская св.

Lithology and Thickness

Organogenic limestones with rare dolomite layers, at the base - bauxite-bearing rocks. Thickness up to 175 m.

Lithology Pattern:

Limestone

Relationships and Distribution

Lower contact

Without visible unconformity, it lies on the limestones of the Tashibulak Fm

Upper contact

It is overlain by the Baymentau Fm with erosion, but without visible unconformity.

Regional extent

Central Kyzylkum, northern Bukantau.

GeoJSON

null

Fossils

Contains Visean and Serpukhovian corals - Lithostrotion caespitosum Mart., L. irregulare Phill.; foraminifers - Asteroarchaediscus cf. parva Raus., A. cf. baschkiricus Krest., Endothyra ex gr. omphalota (Raus. et Reitl.), Tetrataxis conica Ehrenb., brachiopods - Chonetes papilionacea Phill., Striatifera striata Fisch. and others (Urmannov et al., 1955).

Age

Age Span:

Beginning stage:

Visean

Fraction up in beginning stage:

0.0

Beginning date (Ma):

346.73

Ending stage:

Serpukhovian

Fraction up in the ending stage:

0.5

Ending date (Ma):

326.87

Depositional setting

Depositional pattern:

Additional Information

Compiler:

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