Sehkaniyan Fm
Period:
Jurassic
Age Interval:
Toarcian, Iq4
Province:
Iraq
Type Locality and Naming
Column: N Iraq
Synonym:
Lithology and Thickness
Dolomitic limestone
Lithology Pattern:
Dolomitic limestone
Relationships and Distribution
Lower contact
Regionally, the schematic strat column indicates the next older unit as Sarki Fm
Upper contact
Regionally, the schematic strat column indicates the next younger unit as Sargelu Fm
Regional extent
GeoJSON
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Fossils
Age
Toarcian
Age Span:
Beginning stage:
Toarcian
Fraction up in beginning stage:
0.5
Beginning date (Ma):
179.45
Ending stage:
Toarcian
Fraction up in the ending stage:
0.8
Ending date (Ma):
176.60
Depositional setting
Depositional pattern:  
Additional Information
Compiler:
From S. Z. Jassim and J. C. Goff, Geology of Iraq, 2006. pg 105, Fig. 9-1: "Stratigraphic correlation of the Late Permian-Liassic Megasequence (AP6)."