Geology and prospecting of Dabu porphyry Cu-Mo type deposit of Qushui country in Tibet

Dabu Cu-Mo deposit which belongs to porphyry type in Qushui country located in central part of copper polymetallic metallogenic belt,the occurrence of ore body formed in granite porphyry in Miocene,adamellite porphyry and alteration quartzdiorite which fromed in Eocene,the mineralization especially development near the rock mass contact zones.This paper through the analysis on petrography,petrochemistry and geochemistry testing of rock mass.making a summary on geologic feature,expounding mineralization characteristic and wall rock alteration type and analyzing the ore prospecting.