This work was supported by the National Natural Science Foundation of China(Grant No.49972062);by the Ministry of Education(Grant No.104089).
Panzhihua-Xichang (Panxi) micro-palaeoland is the oldest terrane on the western margin of the Yangtze Block. Some intermediate-basic granulites are considered to be the crys-talline basement of lower crust in the terr...
supported by The National Natural Science Foundation of China(Grant Nos.49473175,49972062 and 40110104104).
He and Ar isotopic compositions of megacrystal minerals from mantle xenoliths were measured by the technique of vacuum crushing extraction. The used samples were clinopyroxene, garnet and ilmenite in Cenozoic alkaline...