Sulusay Fm
Period:
Neogene
Age Interval:
Lower-Middle Miocene, B1a
Province:
Bukhara-SW Gissar
Type Locality and Naming
The origin of the name is not specified, Gissar Range foothills, Shurasan Anticline. G.Yu. Alferov et al., 1969.
Synonym: Sulusaiskaya Svita, Сулусайская св.
Lithology and Thickness
Unevenly interbedded alluvial-proluvial red-brown and brick-red sandstones and siltstones with layers of gravelites and conglomerates. Thickness 170m.
Lithology Pattern:
Fine-grained sandstone
Relationships and Distribution
Lower contact
It lies with erosion on the Kyzylchin Fm
Upper contact
It is unconformably overlain by brown-colored molasses of the Upper Pliocene Shurasan Fm.
Regional extent
Kashkadarya, interfluve of Tanhyzdarya and Kyzyl-Darya.
GeoJSON
null
Fossils
Contains ostracods - Limnocythere sp., Cyprinotus sp., Cypris sp., Eucypris sp., Mediocypris sp., Limnocythere aff. kuschnari Gr.
Age
A.A. refers it to the Middle Miocene. According to B.I. Pinhasov, it is an age analog of the Agitmin Fm, dated to the Lower-Middle Miocene. (144).
Age Span:
Beginning stage:
Burdigalian
Fraction up in beginning stage:
0.5
Beginning date (Ma):
18.22
Ending stage:
Langhian
Fraction up in the ending stage:
1.0
Ending date (Ma):
13.82
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)”