Chal-e Shah Fm
Period:
Permian
Age Interval:
Sakmarian – Artinskian, Ir (1,3)
Province:
Iran
Type Locality and Naming
Column: Zagros belt (general), Column: Iran East
Synonym:
Lithology and Thickness
Limestone in the upper half. Sandstone in the lower half of the schematic strat column.
Lithology Pattern:
Limestone
Relationships and Distribution
Lower contact
Regionally, the schematic strat column indicates this is the oldest unit.
Upper contact
Regionally, the schematic strat column indicates the next younger unit as Faraghan Fm
Regional extent
GeoJSON
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Fossils
Age
Sakmarian – Artinskian
Age Span:
Beginning stage:
Sakmarian
Fraction up in beginning stage:
0.6
Beginning date (Ma):
291.71
Ending stage:
Artinskian
Fraction up in the ending stage:
0.15
Ending date (Ma):
289.43
Depositional setting
Depositional pattern:
Additional Information
Compiler:
Middle East Geological Timescale 2008 Al-Husseini, Journal of Middle East Petroleum Geosciences v 13, no. 4