Pavlodar Fm
Period:
Neogene
Age Interval:
Pliocene
Province:
Zaisan (Zaysan) Basin - Central
Type Locality and Naming
Synonym: Pavlodarskaya
Lithology and Thickness
Ca. 250 m of Light-brown and fallow compact, plastic and moistened clays. In the middle and upper parts of the logged section, the clay contains numerous calcareous concretions, and the middle has gypsum inclusions. At the suite's bottom-bench with thickness of ca. 40 m, the strata (Sary-Bulak strata) are characterized by rotation of grey aleurite clays and polymictic sand.
Lithology Pattern:
Claystone
Relationships and Distribution
Lower contact
Unconformable onto the Aral Fm with a sharp contact.
Upper contact
Unconformably overlain by the Vtoroshin Fm
Regional extent
GeoJSON
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Fossils
Age
Pliocene (Zanclean – middle Piacenzian?)
Age Span:
Beginning stage:
Zanclean
Fraction up in beginning stage:
0.0
Beginning date (Ma):
5.34
Ending stage:
Piacenzian
Fraction up in the ending stage:
0.75
Ending date (Ma):
2.84
Depositional setting
Depositional pattern:
Additional Information
Compiler:
Information provided by Nariman Jamikeshev from Kazakh-language sources and from other publications.