Zeaglin Formation

Zeaglin Fm

Period:

Paleogene

Age Interval:

Lower Paleocene (Danian-Selandian), U2

Province:
Ustyurt-Sultanuzdag

Type Locality and Naming

Along the Zeaaglin hill, Zaunguz Karakum. A.G. Blyskavka, G.A. Gabrielyants, M.A. Tkachuk, 1962 (113, p.15).

Synonym: Zeaglin Suite, Зеаглинская св.

Lithology and Thickness

In the upper part - calcareous marls, white. In the lower part, clayey limestones similar to chalk. Thickness up to 40 m.

Lithology Pattern:

Shallow-marine marl

Relationships and Distribution

Lower contact

Lies conformably or with erosion on Maastrichtian deposits

Upper contact

It is overlain conformably by the Kyzyltakyr Fm.

Regional extent

Southern Pre-Aral, Eastern Ustyurt.

GeoJSON

null

Fossils

In the upper part – with foraminifers of the Acarinina conicotruncata, Globorotalia angulata zone; spores-pollen - Lycopofiumsporites clavitoides Coup., Araucariates australis Cook., Oculopollis praedicatus Weyl. et Krieg., Selaginella australe (Cook.) Drozh., Matonia angulosa Mal., Podocarpus salebrosa Chlon.; ostracods - Cytherella caucasica Schneid., C. lagenalis (Marliere.), Curfsina formosa (Szerech.), Trachyleberidea acutiloba Marss., Pontocyprella bella (Chochl), Phacorhabdotus awuamosus Chochl.

In the lower part, with a complex of foraminifers of the Acarinina inconstans, Globoconusa daubergensis zone

Age

Belongs to the lower Paleocene in the volume of the Danian- Selandian stage; in the Strat. sl. (444) - to the lower 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)”