Xenoliths are found at numerous horizons, and locally there is evidence of scour and other erosional features . 捕虏体可见于许多层位,并局部可见到冲刷和其他侵蚀特征。
Significances of deep - seated xenolith in cretaceous basalt of inner mongolia 内蒙古四子王旗早白垩世深源捕虏体的发现及意义
A suit of highly potassic basalt bearing deep - source xenoliths has been discovered recently in the siziwangqi area , inner mongolia 内蒙古四子王旗地区发现含有深源捕虏体的富钾玄武岩。
Significances of deep - seated xenolith in cretaceous basalt of inner mongolia significances of deep - seated xenolith in cretaceous basalt of inner mongolia 内蒙古四子王旗早白垩世深源捕虏体的发现及意义
Siziwangqi of inner mongolia is located on the north margin of north china craton , the junction of north china craton and siberia . granulite xenoliths are found there in cretaceous basalt . these xenoliths are mainly plagioclase - pyroxenite 内蒙古四子王旗地区地处华北板块北缘,与西伯利亚板块的接合部,其早白垩世橄榄玄武岩中发现大量下地壳麻粒岩捕虏体,并可见辉石长石捕虏晶。