区内含蓝闪石岩的原岩包括优地槽内发育的各类富钠火山岩、含富钠火山质的沉积岩。
The primary rocks include the various sodium-rich volcanic rocks and the sedimentary rocks with sodium-rich volcanic materials which are well developed in the North Qilian eugeosyncline area.
区内含蓝闪石岩的原岩包括优地槽内发育的各类富钠火山岩、含富钠火山质的沉积岩。
The primary rocks include the various sodium-rich volcanic rocks and the sedimentary rocks with sodium-rich volcanic materials which are well developed in the North Qilian eugeosyncline area.
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