Abuqiehai Formation

The Abuqiehai Formation is located in the Inner Mongolia Autonomous Region and is mainly composed of thin-bedded bamboo-leaf-like limestone, oolitic limestone, and an alternation of thick kidney limestone and shale. It has been dated to the mid-Cambrian period.[1]

Abuqiehai Formation Stratigraphic range: Cambrian
Type	Geological Formation
Lithology
Primary	Limestone
Other	Shale
Location
Region	Inner Mongolia Autonomous Region
Country	China

References

1. Zhang, Shouxin (2009). Geological Formation Names of China. ISBN 978-3540-93823-1.