nephrite为钙和镁的矽酸盐，分子式一般写作Ca2(Mg,Fe)5 Si8O22(OH)2，属于角闪石类（amphibole group ），为变质岩矿物。单斜晶系。
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而角闪石类矿物具有典型的脆-韧性变形表现。
Different mineral phases in the rocks show distinct deformation characteristics.
主要组成矿物有斜长石、黝帘石、角闪石、另有云母类矿物、榍石、葡萄石等次要矿物。
The main minerals are plagioclase, zoisite, hornblende, and the minor minerals were mica, sphene, prehnite and so on.
角闪石的化学成分及不同成矿岩体的微量元素和同位素特征是区分区内两类不同成矿岩体的有效判别标志。
The major compositions of amphibole in the granites, trace element composition and isotopic composition of granites were effective index to distinguish different metallogenic granitic bodies.
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