gneiss例句

Gneiss is called bastard granite.
片麻岩叫作粗花岗岩.

Gneiss, a metamorphic rock, can be commonly found in Precambrian areas.
片麻岩, 变质岩, 可以发现,在常见的前寒武纪地区.

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.

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