柴北缘夏日达乌铌钽矿区花岗岩地球化学特征及地质意义
魏生云,王建国,郭学忠,邢佳

Geochemical Characteristics and Geological Significance of Granite in Xiaridawu Niobium-Tantalum Mining Area,Northern Margin of Qaidam Basin
Shengyun WEI,Jianguo WANG,Xuezhong GUO,Jia XING
图10 花岗岩Rb/Sr-Rb/Ba图解(底图据Sylvester,1998
Fig.10 Rb/Sr-Rb/Ba diagram of granite(base map after Sylvester,1998