A-type granites, as an important petrologic sign to build up environmental recognition, were mainly formed in extensiona......

通过对研究区地层剖面、接触关系、区域地层对比及同位素测年等资料的研究,将发育于大兴安岭地区原满克头鄂博组下部的一套杂色复......

通过对野外露头、浅井岩心、普通薄片、铸体薄片、阴极发光、碳氧同位素及流体包裹体等资料的分析，对高于庄组碳酸盐岩成岩作用及孔......