It is located at Changshan Range, Lianggaoshan Hill of the Geopark. The two silicified woods were discovered in 1983. The larger one is 23.3 m in length and 1.3 m in maximum diameter. The smaller one is 13 m in length and 1.08 in maximum diameter. They belong to primitive conifer genus Araucarioxylon with early and much more branches.
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Typical Stratigraphic Section of Ziliujing Formation
Stratigraphic Section Containing Dinosaur Fossis of Xiashaximiao Formation
Silicified Wood at Changshan Range
Omeisaurus jiaoi Fossil Site (Dashanpu Houshan Dinosaur Fossil Site)
Jicheng Well Site
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