Chukalik Fm
Period:
Carboniferous
Age Interval:
Tournaisian - Lower Visean (C1 t+v1), S4
Province:
North Tajik
Type Locality and Naming
It was distinguished by V. D. Soltovskaya (1966).
Synonym: Chukalikskaya suite, чукаликская свита
Reference section:
Lithology and Thickness
The suite is composed of gray layered limestones with a thickness of 30-50 m.
Lithology Pattern:
Limestone
Relationships and Distribution
Lower contact
It lies conformably on limestones and dolomites of the upper Devonian
Upper contact
It is conformably overlain by middle Viséan - Lower Moscovian limestones.
Regional extent
The Chukalik Fm is exposed in the southwestern part of the Turkestan region in the valley of the Zeravshan River near the village of Urmantan.
GeoJSON
{"type":"Feature","geometry":{"type":"MultiPolygon","coordinates":[[[[68.29,39.54],[68.75,39.49],[69.05,39.42],[68.99,39.24],[69.21,39.23],[69.47,39.23],[69.65,39.22],[70.22,39.34],[70.3,39.18],[69.88,39.1],[69.46,39.09],[69.19,39.1],[68.82,39.12],[68.6,39.15],[67.98,39.2],[67.74,39.19],[67.5,39.1],[67.41,39.2],[67.47,39.32],[67.4,39.4],[67.5,39.55],[67.67,39.63],[68.29,39.54]]]]}}
Fossils
In it, foraminifers of the Tournaisian and lower? Viséan (Soltovskaya, 1966) were found.
Age
Age Span:
Beginning stage:
Tournaisian
Fraction up in beginning stage:
0.0
Beginning date (Ma):
359.30
Ending stage:
Visean
Fraction up in the ending stage:
0.2
Ending date (Ma):
343.45
Depositional setting
Depositional pattern:
Additional Information
Compiler:
Extracted from Baratov, R. B. (1976). Subdivisions of stratified and intrusive rocks of Tajikistan. Donish, Dushanbe, 276.