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1.Based on Sr/Nd ratios and crystalline depth of pyroxene megacrystals in dacite and crust thickness of the east side of the Songliao Basin, it is inferred that the shoshonitic magma originated from primary magm from the mantle.
根据Nd、Sr同位素比值及英安岩中辉石巨晶的结晶深度、松辽盆地东侧的地壳厚度等资料,认为钾玄岩浆来源于幔源基性岩浆。收藏指正
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