Sangalt Fm
Period:
Carboniferous
Age Interval:
upper Visean (C v2-m1), C1, C1a, C1b, C1c
Province:
Central W Tajik
Type Locality and Naming
Includes in Hisar-Zarafshan ranges, and Obisafit, Turkparidin, Chakykalya typesections. It is distinguished and detailed by V. D. Saltovskaya (1965; 1966; 1974).
Synonym: Sangalt suite, Санrатьтская свита
Reference section:
Lithology and Thickness
It is represented by massive-bedded oolitic and organogenic limestones. The thickness is 100-150 m.
Lithology Pattern:
Oolitic limestone
Relationships and Distribution
Lower contact
Upper contact
Regional extent
They are widespread in the Turkestan, Zarafshan-Gissar, and Karategin regions.
GeoJSON
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Fossils
upper Visean foraminifera Eostaffella mosquensis Viss., brachiopods Gigantoproductus latissimus Sow.
Age
From the fossil data, it is represented upper Visean for schematic stratigraphic purpose.
Age Span:
Beginning stage:
Visean
Fraction up in beginning stage:
0.8
Beginning date (Ma):
333.62
Ending stage:
Visean
Fraction up in the ending stage:
1.0
Ending date (Ma):
330.34
Depositional setting
Depositional pattern:
Additional Information
Compiler:
Extracted from Baratov, R. B. (1976). Subdivisions of stratified and intrusive rocks of Tajikistan. Donish, Dushanbe, 276.