Shargun Fm
Period:
Cretaceous
Age Interval:
Lower Turonian, B2
Province:
Bukhara-SW Gissar
Type Locality and Naming
Along the village of Shargun, Gissar Range. M.R. Jalilov, 1968 (190, p.43). Stratotype in the upper reaches of the Shargun River, at its confluence with the Yangilik River. Included in the Talhab Horizon (56; 189; 446; 452).
Synonym: Shargun Suite, Сангардская св.
Lithology and Thickness
Dark green clays with layers of sandstones and shell limestones. Thickness 68-75m.
Lithology Pattern:
Siltstone
Relationships and Distribution
Lower contact
Lies conformably on the Yangilyk Fm
Upper contact
It is conformably overlain by the Dasgiryak Fm
Regional extent
Southern Gissar.
GeoJSON
null
Fossils
Contains marine bivalve mollusks Inoceramus labiatus Schloth., Gryphaea vesiculosa turkestanica Bobk.
Age
Belongs to the Lower Turonian.
Age Span:
Beginning stage:
Turonian
Fraction up in beginning stage:
0.1
Beginning date (Ma):
93.45
Ending stage:
Turonian
Fraction up in the ending stage:
0.4
Ending date (Ma):
92.10
Depositional setting
Depositional pattern:
Additional Information
Compiler:
I.M. Abdazimova – In: GeoGPT translation of: “Abduazimova, Z.M. (Ed.), 2001. Stratigraphic Dictionary of Uzbekistan. IMR (Institute of Mineral Resources), Tashkent, 580 pp. (In Russian)”