Goznau Formation

Goznau Fm

Period:

Paleogene

Age Interval:

Lower Paleocene (Danian-Selandian), F9

Province:
Fergana

Type Locality and Naming

Along the city of Goznau, South Fergana. O.S.Vyalov, 1945 (153, p.124)

Synonym: Goznaus Suite, Гозначская св.

Lithology and Thickness

White saccharoidal gypsum with interlayers, lenses, nests of clays, limestones at the top, red-colored siltstone (aleurolites), sandstones in the lower part. (mountain "i" of K.P.Kalitsky's scheme) (213). Up to 68 m.

Lithology Pattern:

Gypsiferous Claystone

Relationships and Distribution

Lower contact

Lies on various mountains of the Upper Cretaceous

Upper contact

It is overlain by the Bukhara Fm. But the Goznau Fm conformably overlain by Ravat-Paleog Fm (See lower limit of Ravat-Paleog Fm)

Regional extent

South Fergana. Included in the Akchagyl mountain and correlated with the Akchagyl Fm. Southwestern Gissar, Kyzylkum, Bukhara Depression, Upper Bosagin sub-suite of South Kazakhstan.

GeoJSON

null

Fossils

Contains marine bivalve mollusks - Corbula (Cuncocorbula) angulata Lam., C. (C.) biangulata Desh., Modiolus elegans Sow., Modiolus Jeremejevi Rom.

Age

Attributed to the Lower Paleocene (Danian- Selandian stage). In the Strat. layers (444) it was attributed to the Paleocene.

Age Span:

Beginning stage:

Danian

Fraction up in beginning stage:

0.0

Beginning date (Ma):

66.04

Ending stage:

Selandian

Fraction up in the ending stage:

1.0

Ending date (Ma):

59.24

Depositional setting

Depositional pattern:

Additional Information

Compiler:

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