Sibzar Fm
Period:
Devonian
Age Interval:
Eifelian, Ir2
Province:
Iran
Lithology and Thickness
Over 100m of black and gray dolomite which contains lead deposits.
Lithology Pattern:
Dolomite
Relationships and Distribution
Lower contact
Regionally, the schematic strat column indicates the next older unit as Gushkamar Gr (Padeha Fm)
Upper contact
Regionally, the schematic strat column indicates the next younger unit as Bahram Fm
Regional extent
GeoJSON
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Fossils
The only fossils are indeterminable corals and brachiopods.
Age
Eifelian
Age Span:
Beginning stage:
Eifelian
Fraction up in beginning stage:
0.0
Beginning date (Ma):
394.30
Ending stage:
Eifelian
Fraction up in the ending stage:
1.0
Ending date (Ma):
385.30
Depositional setting
Depositional pattern:
Additional Information
Compiler:
Middle East Geological Timescale 2008 Al-Husseini, Journal of Middle East Petroleum Geosciences v 13, no. 4