Charvak-Cret Fm
Period:
Cretaceous
Age Interval:
Turonian, F5
Province:
Fergana
Type Locality and Naming
Along the village of Charvak, N.-E. Fergana (S.N. Simakov, 1953 (416, p.140, 153).
Synonym: Charvaksa Suite
Lithology and Thickness
White sandy limestones and variegated coarse-grained calcareous sandstones with layers of gravelites and numerous calcareous-sandy concretions. Thickness 15-41m. Forms the lower part of the Varzyk Gr
Lithology Pattern:
Sandy limestone
Relationships and Distribution
Lower contact
Lies on the Changet Gr, in places with angular unconformity on the Paleozoic.
Upper contact
Regional extent
N. and N.-E. Fergana.
GeoJSON
null
Fossils
Age
Conditionally attributed to the lower Turonian (417,458). N.N. Bobkova". Str. sl. (446).
Age Span:
Beginning stage:
Turonian
Fraction up in beginning stage:
0.0
Beginning date (Ma):
93.90
Ending stage:
Turonian
Fraction up in the ending stage:
0.5
Ending date (Ma):
91.65
Depositional setting
Depositional pattern:
Additional Information
Compiler:
A.M. Bogomolova – IN: GeoGPT translation of: ” Abduazimova, Z.M. (Ed.), 2001. Stratigraphic Dictionary of Uzbekistan. IMR (Institute of Mineral Resources), Tashkent, 580 pp. (In Russian)"