intermediate-basic volcanic rock 中基性火山岩
Basic Volcanic Rock Type 基性火山岩型
metamorphic basic volcanic rock 变质基性火山岩
The geochemical features of metamorphic basic volcanic rock show its N-type MORB, indicating that the Guanzizhen ophiolite is the remains of the oceanic ridge ophiolite.
其中的变质基性火山岩具有N-MORB的地球化学特征,显示关子镇蛇绿岩是洋脊型蛇绿岩残片。
参考来源 - 西秦岭北缘关子镇蛇绿岩的形成时代:来自辉长岩中LA·2,447,543篇论文数据，部分数据来源于NoteExpress
The ophiolite is composed of metamorphic peridotite, accumulative gabbro and the upper-seated basic volcanic rock series.
蛇绿岩由变质橄榄岩、堆积辉长岩和上部层位基性火山岩系构成。
The REE geochemical characteristics indicate that the basic volcanic rock is the source bed. The prospecting targets are pointed out.
通过稀土元素特征的分析，认为基性火山岩为该矿的矿源层，并指出了找矿远景地段。
On Heilongjiang basin volcanic rock mainly for basic, acidic lava, pyroclastic rocks, may divide 5 volcanic rock belts.
上黑龙江盆地火山岩主要为基性、中酸性的熔岩、火山碎屑岩，可划分5个火山岩带。
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