Klaudzin Fm
Period:
Cretaceous
Age Interval:
Lower Cretaceous (middle Aptian-Albian), F9d
Province:
Fergana
Type Locality and Naming
Along the Claudzin River, South-East Fergana. A.V. Sochava, 1963 (288, p.1148). Stratotype in the lower reaches of the Tar River. Lower formation in Changet Gr.
Synonym: Klaudzinskaya Suite, Клаудзинская св.
Lithology and Thickness
Red, pink, and gray sandstones with lenses and layers of clays and gravelites. Thickness 100-350m.
Lithology Pattern:
Clayey sandstone
Relationships and Distribution
Lower contact
Lies conformably on the Khodzhaosman Fm
Upper contact
It is conformably overlain by the Tokubay Fm
Regional extent
South-East Fergana, Naucat Basin.
GeoJSON
null
Fossils
Contains freshwater bivalve mollusks - Plicatounia klaudziensis Mart. The third from the bottom of the Changet Gr.
Age
Belongs to the middle Aptian - Albian (452), Along M.M. Aliyev et al. (55), - to the middle Aptian - middle Albian. (55; 140; 360; 416; 433).
Age Span:
Beginning stage:
Aptian
Fraction up in beginning stage:
0.5
Beginning date (Ma):
117.30
Ending stage:
Albian
Fraction up in the ending stage:
0.8
Ending date (Ma):
103.04
Depositional setting
Depositional pattern:
Additional Information
Compiler:
I.M. Abdouazimova – In: GeoGPT translation of: ”Abduazimova, Z.M. (Ed.), 2001. Stratigraphic Dictionary of Uzbekistan. IMR (Institute of Mineral Resources), Tashkent, 580 pp. (In Russian)"