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.
松辽盆地中生代火山岩特征反映了该盆地为弧后裂谷盆地的性质。
The characteristics of the Mesozoic volcanic rock in the Songliao Basin reflect that this basin is a backarc rift basin.
根据贺兰山汝箕沟玄武岩的地质构造位置、产状特征、岩石组构和地球化学指标等，将其划归为大陆裂谷玄武岩系列，它代表了典型的陆内拉张环境。
According to geologic structural location, features of occurrence, rock fabric and geochemical index of basalt in Ruqi clough of Helan Mountain, it can be regarded as continental rift basalt.
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