The Late Cambrian strata in the northern part of North China are well-known for the development of storm calcirudite and bioherm limestone, which include Gushan, Changshan and Fengshan Formations.

• 摘要华北北部晚寒武世地层以发育风暴砾屑灰岩及生物丘灰岩著称，包括固山组、长山组和凤山组。