Kyzylarchin Fm
Period:
Paleogene
Age Interval:
Middle Eocene (Bartonian), F9
Province:
Fergana
Type Locality and Naming
Along the Kyzylarcha River, Fergana. U.M. Rasulov, G. Fathullaev, S.D. Morozov et al., 1991. The term is not used.
Synonym: Kyzylarchinskaya Formation, Кызыларчинская св.
Lithology and Thickness
Green, gray-green, dark-green montmorillonite clays. Thickness 1-20 m.
Lithology Pattern:
Claystone
Relationships and Distribution
Lower contact
It lies conformably on the Auval Fm
Upper contact
It is conformably overlain by the Rishtan Fm
Regional extent
Fergana Depression. It corresponds to the upper part of the Turkestan Fm (layers with Fatina esterhazyi gamma Pav.) (160).
GeoJSON
null
Fossils
Age
It belongs to the Middle Eocene (Bartonian stage).
Age Span:
Beginning stage:
Bartonian
Fraction up in beginning stage:
0.0
Beginning date (Ma):
41.03
Ending stage:
Bartonian
Fraction up in the ending stage:
0.1
Ending date (Ma):
40.70
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)”