结果显示，紫色沉积岩发育的土壤，在一定程度上继承了母岩的特点，化学风化作用微弱。
The results show that the soils have, in varying degree inherited some properties of purple sedimentary rocks for their very weak chemical weathering.
同时，所有样品伊利石化学指数值均大于0.5，说明粘土矿物经历了强烈的化学风化作用，盆地内部为暖湿气候。
Chemical index of the illite samples is higher than 0.5, indicating that clay minerals had undergone strong chemical weathering and interior of the Basin had a relatively warm and wet climate.
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