Guzhumdin Fm
Period:
Carboniferous
Age Interval:
Visean, K9
Province:
Kyzylkum Region
Type Locality and Naming
Along the city of Gujumdy, Kuldyktau, Central Kyzylkum. Ya.B. Aysanov et al., 1984.
Synonym: Gujumdinskaya Svita, Гужумдинская св.
Lithology and Thickness
Limestones, dolomites, cherts. Thickness 280m.
Lithology Pattern:
Siliceous limestone
Relationships and Distribution
Lower contact
Lies conformably on the deposits of the Tournaisian stage of the Lower Carboniferous.
Upper contact
Schematic stratigraphic column indicates the upper contact as Taushan Fm with erosion
Regional extent
Central Kyzylkum, eastern part of the Kuldyktau Mountains, in the muldas of small synclines.
GeoJSON
null
Fossils
Contains foraminifera Plectogyra cf. latispiralis (Lip.), Endothyra aff. superlata Mal., Parathurammina aff. cushmani Sul., Tournayella sp. and others (44).
Age
Dated to the Visean period of the Early Carboniferous (Aysanov et al., 1984; 44). A.K. Bukharin et al. (1990) refer small limestone bodies with Visean foraminifera to the G. sv.
Age Span:
Beginning stage:
Visean
Fraction up in beginning stage:
0.0
Beginning date (Ma):
346.73
Ending stage:
Visean
Fraction up in the ending stage:
1.0
Ending date (Ma):
330.34
Depositional setting
Depositional pattern:
Additional Information
Compiler:
Z.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)”