biotite gneiss

基本解释

[地球科学]黑云片麻岩黑云母片麻岩长英质脉岩粗粒黑云母片麻岩粗粒透辉石大理岩黑云二长片麻岩绿泥石黑云母片麻岩条带状黑云母片麻岩条带状细粒黑云母片麻岩矽线石黑云母片麻岩细粒黑云母片麻岩细粒矽线石黑云母片麻岩眼球状黑云母片麻岩中粒黑云母片麻岩

The types of mineralized rocks are fine grained biotite gneiss and silicalites.
矿化类型为含金黑云变粒岩型、含金硅质岩型。
There is a uncomplete migmatite zone in the north of rock mass and there are lots of relic body of migmatization biotite plagioclase - gneiss around it.
岩体北侧发育不完整的混合岩带。在岩体的周围常见有混合岩化的黑云斜长片麻岩残留体。
Shushui rock group remains in Xiyao gneiss, and made up of amphibolite, magnetite quartzite, biotite granulite, calc-schist and dolomitic marble.
涑水岩群残存于西姚片麻岩之中，是由斜长角闪岩、磁铁石英岩、黑云变粒岩、钙质片岩和白云质大理岩组成。