After going through several important sea-land changes and orogenic movements, Hubei has formed the embryo of the modern geomorphology gradually until the late stage of Tertiary Period.

湖北经历过几次重要的海陆变迁和造山运动后，到晚第三纪时，逐渐形成了近代地貌的雏形。

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The results of discussion show that the main inversion period of the fault occurred in early Tertiary and the structure inversion ended in the middle and late periods of early Tertiary.

结果表明，断裂的主反转期是早第三纪早期，构造反转结束于早第三纪中晚期。

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And the crust continued to be extensional during the Late Cretaceous and Tertiary period resulting from the volcanic sedimentary association with the rift type characteristics.

晚白垩世—第三纪地壳继续处于拉张松弛环境，形成以裂谷环境为主要特征的火山—沉积岩石组合。

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