Guzar Fm
Period:
Quaternary
Age Interval:
Upper Pliocene-Early Pleistocene, B1, B1a
Province:
Bukhara-SW Gissar
Type Locality and Naming
Along the river Guzardarya, Southwest Gissar. S.Kh. Mirkamalova, G.A. Belenky, 1954 (301, pp.54-55).
Synonym: Guzarskaya Svita, Гузарская св.
Lithology and Thickness
Alluvial-proluvial brown-colored clays, siltstone (aleurolites), sandstones, gravelites, conglomerates. Thickness up to 800 m.
Lithology Pattern:
Sandy_claystone
Relationships and Distribution
Lower contact
Lies with erosion on the Khodzhalchin Fm and older deposits, up to the Cretaceous
Upper contact
Unconformably covered by analogs of the Tashakyr Fm or unconformably Quaternary deposits.
Regional extent
Southwest Gissar, Kashkadarya depression, Beshkent depression, Karshinsky steppe.
GeoJSON
null
Age
Usually attributed to the Upper Pliocene (Alferov et al., 1969; 166). Along the bedding on the Khodzhalychinian, which is an analog of the Dengizkul Fm, the age of the formation is the end of Akchagyl-Apsheron, i.e., Upper Pliocene-Early Pleistocene.
Age Span:
Beginning stage:
Gelasian
Fraction up in beginning stage:
0.0
Beginning date (Ma):
2.58
Ending stage:
Gelasian
Fraction up in the ending stage:
1.0
Ending date (Ma):
1.80
Depositional setting
Depositional pattern:
Additional Information
Compiler:
B.I. Pinhasov – In: GeoGPT translation of: “Abduazimova, Z.M. (Ed.), 2001. Stratigraphic Dictionary of Uzbekistan. IMR (Institute of Mineral Resources), Tashkent, 580 pp. (In Russian)”