Dhiban Fm
Period:
Neogene
Age Interval:
Burdigalian, Iq2
Province:
Iraq
Type Locality and Naming
Column: Central Iraq
Synonym:
Lithology and Thickness
Comprises gypsum, thin beds of marl, and brecciated recrystallized limestone. Up to 150m but averages 70m.
Lithology Pattern:
Gypsum-Anhydrite
Relationships and Distribution
Lower contact
Regionally, the schematic strat column indicates the next older unit as Euphrates Fm
Upper contact
Regionally, the schematic strat column indicates the next younger unit as Jeribe Fm
Regional extent
GeoJSON
{"type":"Feature","geometry":{"type":"MultiPolygon","coordinates":[[[[42.42,37.07],[43.76,36.44],[44.08,35.68],[43.17,35.17],[42.06,34.67],[42.05,32.37],[42.7,30.81],[44.68,29.26],[46.51,29.12],[47.22,30.15],[48.23,30.02],[48.38,30.15],[48.02,30.47],[47.99,30.95],[47.67,30.97],[47.84,31.83],[46.46,32.88],[46.07,32.97],[45.39,33.98],[45.79,35.12],[44.62,36],[43.2,37.3],[42.42,37.07]]]]}}
Fossils
No fossils present in this formation.
Age
Burdigalian
Age Span:
Beginning stage:
Burdigalian
Fraction up in beginning stage:
0.8
Beginning date (Ma):
16.88
Ending stage:
Burdigalian
Fraction up in the ending stage:
1.0
Ending date (Ma):
15.99
Depositional setting
Depositional pattern:
Additional Information
Compiler:
From S. Z. Jassim and J. C. Goff, Geology of Iraq, 2006. pg 156. Fig. 14-2: "Stratigraphic correlation of formations of Megasequence AP11 (Excluding the Quaternary).