Fluid compositions very in different contact metamorphic processes depending on the fluid source, the features of sedimentary rocks and intrusive rocks.
接触变质过程流体成分有较大差异，主要取决于流体来源、原岩性质和侵入体特征。
Acid intrusive rocks are composed mainly of medium - and coarse-grained monzogranite. They contain a small number of xenoliths, whose features are the same as intermediate-acid intrusive rocks.
酸性侵入岩以中粗粒二长花岗岩为主，岩石中含有少量包体，包体的特征与中酸性侵入岩中的相同。
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