Chaudhwan Fm
Period:
Neogene
Age Interval:
Miocene
Province:
Pakistan Indus Basin
Type Locality and Naming
Siwalik Gr. – upper formation in the Sulaiman Province and Trans Indus Range (TrIR). Holotype section: Chaudhwan Zam- type section
Lithology and Thickness
Conglomerate predominantly. Thickness: 1,500 m thick at the type section and the Litra Nallah; 2,000+ in Waziristan area, 2,000m west of Bannu town
Lithology Pattern:
Conglomerate
Relationships and Distribution
Lower contact
Conformably underlain by Litra Fm
Upper contact
Conformably overlain by Dada Conglomerate Fm (locally in Sulaiman Province)
Regional extent
Sulaiman Province and Trans Indus Range (TrIR)
GeoJSON
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Fossils
Age
Pliocene-early Pleistocene estimate.
Age Span:
Beginning stage:
Zanclean
Fraction up in beginning stage:
0.0
Beginning date (Ma):
5.34
Ending stage:
Calabrian
Fraction up in the ending stage:
0.75
Ending date (Ma):
1.03
Depositional setting
Alluvial-fluvial plains
Depositional pattern:
Additional Information
Compiler:
Nusrat K. Siddiqui