The geochemical characteristics of the metabasalt agree with those of continental rift type volcanic rocks, forming a tectonic environment of the active shelf rift basin.
变质玄武岩的地球化学特征与大陆裂谷型火山岩一致，形成于活动陆棚裂陷（谷）盆地的构造环境。
The geochemical characteristics of the metabasalt agree with those of continental rift type volcanic rocks, forming a tectonic environment of the active shelf rift basin.
变质玄武岩的地球化学特征与大陆裂谷型火山岩一致，形成于活动陆棚裂陷（谷）盆地的构造环境。
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