U-Pb zircon dating by LA-ICP-MS andSHRIMP for one olivine pyroxenite yields complex agepopulations including Mesozoic ag......

小乌尔旗汉地区晚古生代岩浆岩有侵入岩和火山岩。侵入岩依据侵入关系由早至晚有英云闪长岩、石英闪长岩、石英二长闪长岩、花岗闪......