本课题主要从宜春锂云母中提取锂，继而以硫酸锂溶液为原料复分解反应制备氯化锂。

This paper mainly declares the method of extracting lithium from lepidolite and preparing the lithium chloride by double-decompose reaction with material lithium sulfate and calcium chloride.

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韧性变形过程中，岩石中的主要矿物长石、黑云母等发生了不同程度的分解或蚀变并导致组分迁移。

The main minerals in rock, such as feldspar and biotite et al., had decomposited or altered with different degree, that resulted in compositional variation during ductile deformation.

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