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

Gulizindan Formation

Gulizindan Fm

Period:

Paleogene

Age Interval:

Middle Eocene (Lutetian-Bartonian), B1

Province:
Bukhara-SW Gissar

Type Locality and Naming

Gulizindan, Tajikistan. G.K. Salibaev in 1989 (Decision of the Paleogene System Commission of Central Asia RMSK, 1989). Stratotype in the area of the village of Gulizindan. The name of this formation is not used in the territory of Uzbekistan.

Synonym: Gulizindanskaya Svita, Гулизинданская св., Turkestan Fm.

Lithology and Thickness

Gray, greenish-gray, bluish-gray, silty (aleuritic), calcareous clays. Up to 190 m.

Lithology Pattern:

Continental marl

Relationships and Distribution

Lower contact

Conformably overlies the Alai Fm

Upper contact

It is conformably overlain by the Rishtan Fm or with erosion by Neogene deposits.

Regional extent

Southwestern Gissar (Baysun, Sherabad, Pashkurt District), Mt. Babatag. To the east, the upper part of the suite is facially replaced by limestones and clays of the Rishtan Fm.

GeoJSON

null

Fossils

Contains marine bivalve mollusks - Chlamys vialovi Korob., Liostrea kokkanensis Sok., Fatina böhmi Vial., Lucina menardi Desh.; foraminifera - Haplophragmoides orfaensis Rod., Gaudryina superturkestanica N. Byk., Discorbis ferganensis N. Byk., Cibicides artemi N. Byk., Pseudohastigerina micra (Cole.), Acarinina rolundimarginata Subb.; ostracods - Cytherella caucasica Schn., C. mirusa Ros., Clitrocythe- ridea scrobiculata Mand., Cytheridea tonsa Mand:, Loxoconcha turridula Mand.; radiolarians - Cenosphaera magnifica Tsced., C. levis Moks., Cenogiscus lenticularis Lipm., Sethocyrtis tamdiensis Lipm. and others.

Age

Belongs to the middle Eocene (Lutetian stage).

Age Span:

Beginning stage:

Lutetian

Fraction up in beginning stage:

0.6

Beginning date (Ma):

43.85

Ending stage:

Bartonian

Fraction up in the ending stage:

0.5

Ending date (Ma):

39.37

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)”