Saggar Fm
Period:
Jurassic
Age Interval:
Kimmeridgian – Tithonian, Iq3
Province:
Iraq
Type Locality and Naming
Column: Rutba Uplift (W Iraq)
Synonym:
Lithology and Thickness
Comprises a lower clastic unit and an upper carbonate unit. The clastic unit consists of red pebbly sandstone with rootlets overlain by gypsiferous sandstone. The carbonate unit is a very distinctive chocolate-brown sugary dolomite with characteristic white and brown zoned rhombs embedded in brown dolomitic micrite. Occasionally exhibits algal lamination. 30m thick at type section.
Lithology Pattern:
Sandy limestone
Relationships and Distribution
Lower contact
Regionally, the schematic strat column indicates the next older unit as Najmah Fm
Upper contact
Regionally, the schematic strat column indicates the next younger unit as Sulaiy Fm
Regional extent
GeoJSON
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Fossils
Age
Kimmeridgian – Tithonian
Age Span:
Beginning stage:
Kimmeridgian
Fraction up in beginning stage:
0.5
Beginning date (Ma):
152.01
Ending stage:
Tithonian
Fraction up in the ending stage:
0.4
Ending date (Ma):
146.78
Depositional setting
Depositional pattern:
Additional Information
Compiler:
From S. Z. Jassim and J. C. Goff, Geology of Iraq, 2006. pg 117, Fig. 10-1: "Stratigraphic correlation of Megasequence AP7."