Sarykul Fm
Period:
Proterozoic
Age Interval:
Proterozoic (?), Z4
Province:
Zarafshan-N.Gissar
Type Locality and Naming
Along the Sarykul river, Kara-Tyube mountains. V.S. Korsakov in 1958 (1960). Stratotype in the Sarykul river.
Synonym: Sarykul Suite, Сарыкульская св.
Lithology and Thickness
Quartz-albite, quartz-albite-mica slates, layers of quartzites, marbles, basic metavolcanites. Thickness 1100-1300m.
Lithology Pattern:
Volcanics
Relationships and Distribution
Lower contact
Relationships with neighboring sedimentary-metamorphic formations are tectonic.
Upper contact
Relationships with neighboring sedimentary-metamorphic formations are tectonic. Schematic stratigraphic column indicates the upper contact as Lolabulak Fm
Regional extent
Northwestern mountains of Kara-Tyube.
GeoJSON
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Fossils
Organic remains not identified.
Age
The age of the Sarykul Fm as Proterozoic is accepted conditionally. Previously, the Sarykul suite was conditionally referred to the Middle-Late Ordovician (Korsakov et al., 1984); on the State Geological Map-500 of Uzbekistan (460) it is conditionally referred to the Proterozoic.
Age Span:
Beginning stage:
Ediacaran
Fraction up in beginning stage:
0.0
Beginning date (Ma):
635.00
Ending stage:
Ediacaran
Fraction up in the ending stage:
1.0
Ending date (Ma):
538.80
Depositional setting
Depositional pattern:
Additional Information
Compiler:
V.S. Korsakov – In: GeoGPT translation of: “Abduazimova, Z.M. (Ed.), 2001. Stratigraphic Dictionary of Uzbekistan. IMR (Institute of Mineral Resources), Tashkent, 580 pp. (In Russian)”