Sarytok Fm
Period:
Cretaceous
Age Interval:
Upper Cretaceous (Maastrichtian), F9
Province:
Fergana
Type Locality and Naming
Along the Sarytok river, South Fergana. S.N. Simakov, 1953 (416, p.101). Stratotype not specified. I.M. Abdurazimova
Synonym: Sarytokskaya Formation, Сарытокская св.
Lithology and Thickness
Gray, red clays, siltstone (aleurolites), sandstones with layers of limestones and gypsum. Thickness 10-55m.
Lithology Pattern:
Claystone
Relationships and Distribution
Lower contact
Conformably overlies the Palvantlash Fm
Upper contact
Transgressively overlain by the Paleogene
Regional extent
South and West Fergana.
GeoJSON
null
Fossils
Age
Conditionally belongs to the Maastrichtian (417; 458).
Age Span:
Beginning stage:
Maastrichtian
Fraction up in beginning stage:
0.0
Beginning date (Ma):
72.17
Ending stage:
Maastrichtian
Fraction up in the ending stage:
1.0
Ending date (Ma):
66.04
Depositional setting
Depositional pattern:
Additional Information
Compiler:
I.M. Abdurazimova – In: GeoGPT translation of: “Abduazimova, Z.M. (Ed.), 2001. Stratigraphic Dictionary of Uzbekistan. IMR (Institute of Mineral Resources), Tashkent, 580 pp. (In Russian)”