Karnab Gr

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

Karnab Gr

Period:

Quaternary

Age Interval:

Neopleistocene middle unit, Z5

Province:
Zarafshan-N.Gissar

Type Locality and Naming

Along the Karnab terrace, Karnabchul steppe. G.F. Tetukhin, 1951 (127, p.34). Stratotype on the right bank of the Kaskadarya River. Lower group in the Karnab Complex (Karnab Gr). The deposits of the Sukaytin terrace (= ?Sukaytin Gr, complex) are included in the Azkamar Gr (complex), and in the Karnab Gr (complex).

Synonym: Karnab Complex, Карнабский компл.

Lithology and Thickness

Alluvial-proluvial pebbles and conglomerates with a cover of loess and sandy-loam deposits. Thickness from 7-12 to 270m (in the foothill depressions).

Lithology Pattern:

Aus Conglomerate

Relationships and Distribution

Lower contact

Schematic stratigraphic column indicates the lower contact as Tym Fm

Upper contact

Schematic stratigraphic column indicates the upper contact as Sukaytin Gr

Regional extent

Basin of the Kaskadarya and Zarafshan rivers, IV (Shorkuduk) and V (Karnab) terraces, Zirabulak-Ziaetdin district. Correlated with the Karakol Fm and the Ilyak Gr (complex) of the basins of the Syrdarya and Amudarya rivers (469).

GeoJSON

null

Fossils

Age

S.V. Yakovleva". In the Strat. Dict. (444) - middle Quaternary age, in the modern understanding Neopleistocene, middle unit.

Age Span:

Beginning stage:

Calabrian

Fraction up in beginning stage:

0.0

Beginning date (Ma):

1.80

Ending stage:

Calabrian

Fraction up in the ending stage:

1.0

Ending date (Ma):

0.77

Depositional setting

Depositional pattern:

Additional Information

Compiler:

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