并证实其原岩是与本区未变质的火山岩类相同的一套细碧-石英角斑岩系。
We con-firm that the original rocks are identical with the volcanic rocks in this area.
庐山南麓发育一套变 细碧-石英角 斑 岩系火山 岩， 岩性组合从早到晚反映了由基性到酸性的 岩浆演化规律。
There develops a suit of meta-spilite baschtaunite system volcanic rocks in the south of Lushan Mountain. Lithology combination reflects the regularity of magma evolution from basic to acid.
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