本文总结提出了碳酸盐岩风化壳成因证据及其演化特点，对风化壳红土成因进行了讨论。
In this paper, the genetic evidence and evaluative feature of the weathering crust of carbonate rocks are presented, then, the genesis of laterite are discussed.
轮南奥陶系大型古潜山具有整体含油、局部富集的特点，但由于风化壳碳酸盐岩储集体非均质性极强，流体十分复杂，油气藏类型特殊，勘探难度很大。
It is difficult to be explored because of the high heterogeneity of carbonate reservoirs and the complexity of fluid in the weathering crust.
根据成矿物质来源等方面研究，认为含矿岩系的物源主要来自碳酸盐岩的红土风化壳。
According to the study of source of minerals etc. the ore-bearing minerals are mainly derived from the laterite weathering of carbonate rock.
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