准噶尔盆地西北缘二叠系风城组硅质岩地球化学特征及成因
*
高媛
, 王国芝
, 李娜
Geochemical features and origin of siliceous rocks of the Permian Fengcheng Formation in the northwestern margin of Junggar Basin
Gao Yuan
, Wang Guo-Zhi
, Li Na
准噶尔盆地西北缘凤城组硅同位素分布示意图(据 刘英俊等,1984 ; 秦志军等,2016 )