The compositional maturity of sandstone is highter (Q>90%), but texture maturity is middle (matrix 0 10%).

砂岩成分成熟度高（石英＞90％），结构成熟度中等（杂质为0-10％）。

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The factors which influence the microfractures are the structural position, compositional maturity, grain size, the quantity of cements as well as specific compaction.

影响构造微裂缝发育的因素是：所处的构造应力部位，岩石成分成熟度、粒度、压实程度和早期填隙物含量。

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The sequence shows the directionally compositional evolution of granitoids in a collisional orogen, which illustrates the vertical and lateral crust growth and the enhancement of crustal maturity.

花岗岩类演化序列表征了造山带花岗岩成分定向演化的规律，是陆壳增生和其成熟度渐高的例证。

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