Three diagenesis types are help to differentiate the middle Caledonian and early Hercynian karst, which are stylolite, dolomitization and dedolomitization.

• 有三种成岩作用类型有助于区分加里东中期和海西早期岩溶，它们分别是缝合线、与缝合线相关的埋藏白云石化及其相关的去白云石化。