Relative abundances of lithium isotopes are determined for Kirin chcndric meteorite and Hainan tektite with ion microprobe mass spectrometer. The appareut resul
Based upon the present research stratus on Nan Ling granites and in the view of the defferenees in the opinions on the ages and periodic division of Nan Ling gr
The ultramafic-mafic complex at W district, China, is composed of clinopyroxenite, hornblendite, gabbro and a variety of vein rocks. Three facies can be recogni