Huanghuachang

Huanghuachang is a village in Huanghua, Yiling, Yichang, Hubei, China.

An outcrop of sedimentary rock from the Ordovician has made Huanghuachang famous in the earth science community. The "Huanghuachang section" (30.8605°N, 110.374°W) is an outcrop of the Dawan Formation in which the official base of the Dapingian stage is defined. (Daping is a settlement near to Huanghuachang).