The rock types include amygdaloidal basalt, dolerite, massive basalt, olivine basalt and andesite-basalt, which belong to the alkalibasalt series.
岩石类型包括杏仁状玄武岩、粗玄岩、块状玄武岩、橄榄玄武岩和安山玄武岩，属碱性玄武岩系列。
2
The sapphires are the product of early crystallization of alkalibasalt magma and intergroom with clinopyroxene, feldspar, garnet and zircon megacrysts.
蓝宝石是碱性玄武岩浆早期结晶的产物，而且与单斜辉石、长石、石榴石和锆石巨晶共生。
3
The compositions of usual elements and rare earth elements and inclusions of corundum megacrysts related to alkalibasalt in Changle, Shandong Province, are analyzed.