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
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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)”