贵州省黔西县官坝地区二叠系-三叠系地质界面碳、氧同位素特征及意义
杨斌, 赵飞, 何碧, 王宁祖, 张文斌, 张志玺, 李伟

Carbon and oxygen isotope geochemistry of the Permian-Triassic boundary in Guanba area of Qianxi,Guizhou Province, and its significance
Bin YANG, Fei ZHAO, Bi HE, Ning-Zu WANG, Wen-Bin ZHANG, Zhi-Xi ZHANG, Wei LI
图5 贵州黔西县官坝地区P-T界线凝灰岩球粒陨石标准化稀土元素配分曲线(a)、原始地幔标准化微量元素蛛网图(b) (球粒陨石、原始地幔标准化值均来自Sun and Mc Donough[39])