Huachihuanhe Formation

Hanhe-Huachi Formation
Stratigraphic range:
TypeGeological formation
Unit ofZhidan Group
UnderliesLuohan Formation
OverliesLuohe Formation
Thickness400-500 metres
Lithology
PrimaryMudstone, sandstone
Location
RegionGansu
CountryChina

The Hanhe-Huachi formation, also called Huachi-Hanhe formation is a geologic formation in China. It is Early Cretaceous, probably Hauterivian, in age. The Pterosaur Huanhepterus has been recovered from the formation.

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