DISCUSSION ON THE GEOLOGY AND GENESIS OF DAZHUANGZI GOLD DEPOSIT IN EASTERN SHANDONG PROVINCE

The Dazhuangzi gold ore,which depositted gold in the ductile-brittle shear zone, is altered rock type and quartz vein type discovered in China for the first time. The mining area is located in Lower Proterozoic Jingshan group on the eastern Yishu fault zone of the northwest upwelling area of the Eastern Shandong land mass,where developed a lot of faulted structures,magmatic activities and metamorphic processes.