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Sarchahan Formation
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Sarchahan Fm base reconstruction

Sarchahan Fm


Period: 
Silurian

Age Interval: 
Rhuddanian – Telychian, Ir1


Province: 
Iran

Type Locality and Naming

Column: Zagros belt (general)

Synonym:


Lithology and Thickness

Claystone


Lithology Pattern: 
Claystone


Relationships and Distribution

Lower contact

Regionally, the schematic strat column indicates the next older unit as Seyahou Fm

Upper contact

Regionally, the schematic strat column indicates the next younger unit as Zakeen Fm

Regional extent


GeoJSON

{"type":"Feature","geometry":{"type":"MultiPolygon","coordinates":[[[[46.14,35.51],[46.27,35.21],[46.08,34.99],[46.06,34.76],[45.68,34.43],[45.67,33.97],[45.98,33.77],[46.5,33.04],[47.67,32.53],[48.07,31.88],[48.06,31.11],[49.27,30.6],[50.32,30.21],[51.11,28.9],[52.49,27.64],[53.82,26.86],[54.7,26.57],[56.39,27.37],[57.04,27.03],[57.41,25.81],[58.36,25.63],[58.45,28.18],[56.41,28.77],[46.14,35.51]]]]}}

Fossils


Age 

Rhuddanian – Telychian

Age Span: 

    Beginning stage: 
Rhuddanian

    Fraction up in beginning stage: 
0.0

    Beginning date (Ma): 
443.07

    Ending stage: 
Telychian

    Fraction up in the ending stage: 
1.0

    Ending date (Ma):  
432.93

Depositional setting


Depositional pattern:  


Additional Information


Compiler:  

Middle East Geological Timescale 2008 Al-Husseini, Journal of Middle East Petroleum Geosciences v 13, no. 4