Xingezhuang Fm
Period:
Cretaceous
Age Interval:
Early Cretaceous, K1xgz (27a,b)
Province:
Shandong
Type Locality and Naming
Jiaolai Basin. The Xingezhuang Formation was named by Liu Mingwei (1994) in Xingezhuang of the Laiyang City. The key section is the Wujiazhuang – Hongtuya section in the Guliu town of Laiyang City, Shandong (120°44', 36°58'). Lower-Middle formation in the Wangshi Gr.
Lithology and Thickness
The Xingezhuang Formation consists of yellowish green, grey and purple grey siltstone and shale, a conglomerate bed occurs at the bottom. It is 346 m to 723 m thick.
Lithology Pattern:
Siltstone
Relationships and Distribution
Lower contact
It contacts conformably with the Linjiazhuang Fm.
Upper contact
Regional extent
The formation occurs in the Zhucheng and Laiyang areas, Shandong.
GeoJSON
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Fossils
The formation yields bivalves, gastropods and trace fossils.
Age
Age Span:
Beginning stage:
Albian
Fraction up in beginning stage:
0.5
Beginning date (Ma):
106.85
Ending stage:
Albian
Fraction up in the ending stage:
1
Ending date (Ma):
100.50
Depositional setting
Depositional pattern:
Additional Information
Compiler:
Wan Xiaoqiao