Kuntei Fm
Period:
Jurassic
Age Interval:
upper? Kimmeridgian (J3), Sar1
Province:
East Tajik (easternmost Pamir)
Type Locality and Naming
Includes in Sarykoln district (Istyk type section (Kuntei area)
Synonym: Kunteisk suite
Reference section:
Lithology and Thickness
It is composed of ashen-gray calcareous sandstones, shales, and siltstones with beds and layers of fragmental detrital limestones and conglomerates. The total thickness of the Kimmeridgian layers in the basin of the Kuntei River is 800-850 m.
Lithology Pattern:
Sandy_claystone
Relationships and Distribution
Lower contact
Schematic stratigraphic column indicates the lower contact as Akkai Fm
Upper contact
Schematic stratigraphic column indicates this as the upper contact in the Kunteisk area
Regional extent
Kunteisk area, in the basin of the Kuntei River.
GeoJSON
{"type":"Feature","geometry":{"type":"MultiPolygon","coordinates":[[[[75.05,37.32],[74.68,37.44],[74.52,37.63],[74.53,37.68],[74.64,37.8],[74.77,37.77],[74.87,37.72],[74.88,37.66],[74.9,37.61],[74.92,37.56],[75,37.5],[75.04,37.51],[75.09,37.44],[75.1,37.41],[75.07,37.38],[75.09,37.33],[75.05,37.32]]]]}}
Fossils
In the suite, remains of corals, ammonites, and pelecypods are collected, the monographic processing of which is not yet completed.
Age
upper? Kimmeridgian
Age Span:
Beginning stage:
Kimmeridgian
Fraction up in beginning stage:
0.7
Beginning date (Ma):
150.90
Ending stage:
Kimmeridgian
Fraction up in the ending stage:
1.0
Ending date (Ma):
149.24
Depositional setting
Depositional pattern:
Additional Information
Compiler:
Extracted from Baratov, R. B. (1976). Subdivisions of stratified and intrusive rocks of Tajikistan. Donish, Dushanbe, 276.