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Batra Formation
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Batra Fm base reconstruction

Batra Fm


Period: 
Silurian

Age Interval: 
Rhuddanian – Sheinwoodian, J1


Province: 
Jordan

Type Locality and Naming

Column: NE Jordan

Synonym:


Lithology and Thickness

Claystone. Comprises grey to black shale, fissile, and micaceous with streaks of quartzitic sandstone. Contains "hot shale".


Lithology Pattern: 
Claystone


Relationships and Distribution

Lower contact

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

Upper contact

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

Regional extent


GeoJSON

{"type":"Feature","geometry":{"type":"MultiPolygon","coordinates":[[[[38.7,33.2],[37.59,32.42],[36.86,32.19],[36,32.3],[35.8,31.9],[36.37,31.29],[36.95,31.63],[37.61,31.78],[38.99,32.06],[38.7,33.2]]]]}}

Fossils


Age 

Rhuddanian – Sheinwoodian

Age Span: 

    Beginning stage: 
Rhuddanian

    Fraction up in beginning stage: 
0.0

    Beginning date (Ma): 
443.07

    Ending stage: 
Sheinwoodian

    Fraction up in the ending stage: 
0.6

    Ending date (Ma):  
431.55

Depositional setting


Depositional pattern:  


Additional Information


Compiler:  

From S. Z. Jassim and J. C. Goff, Geology of Iraq, 2006. pg 92, Fig. 8-1: "Stratigraphic correlation of megasequences AP1 to AP5 for Iraq and surrounding countries."