Hussainiyat Fm
Period:
Jurassic
Age Interval:
Pleinsbachian – Toarcian, Iq3
Province:
Iraq
Type Locality and Naming
Column: Rutba Uplift (W Iraq)
Synonym:
Lithology and Thickness
It has a lower clastic unit and an upper carbonate unit, both thinning towards the SW. The thickness near Wadi Hauran exceeds 120m.
Lithology Pattern:
Sandy limestone
Relationships and Distribution
Lower contact
Regionally, the schematic strat column indicates the next older unit as Ubaid Fm
Upper contact
Regionally, the schematic strat column indicates the next younger unit as Amij Fm
Regional extent
GeoJSON
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Fossils
Age
Late Pliensbachian – early Toarcian
Age Span:
Beginning stage:
Pliensbachian
Fraction up in beginning stage:
0.95
Beginning date (Ma):
184.64
Ending stage:
Toarcian
Fraction up in the ending stage:
0.2
Ending date (Ma):
182.30
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)."