准噶尔盆地玛湖凹陷下二叠统风城组碱湖岩石特征与成因*
汪梦诗1, 张志杰1,2, 周川闽1,2, 袁选俊1,2, 林敏捷1, 刘银河1,2, 成大伟1,2

Lithological characteristics and origin of alkaline lacustrine of the Lower Permian Fengcheng Formation in Mahu Sag, Junggar Basin
Wang Meng-Shi1, Zhang Zhi-Jie1,2, Zhou Chuan-Min1,2, Yuan Xuan-Jun1,2, Lin Min-Jie1, Liu Yin-He1,2, Cheng Da-Wei1,2
准噶尔盆地玛湖凹陷风城组火山碎屑岩—沉火山碎屑岩岩性特征 a—富含火山碎屑的岩心样品,FN1井,4448,m;b—凝灰岩,正交偏光,F26井,3299,m;c—凝灰质砂岩,正交偏光,FN1井,4182,m;d—玄武—安山岩岩屑,浅紫色颗粒为橄榄石,正交偏光,FN1井,4443,m;e—粗面—安山岩岩屑,正交偏光,FN1井,4445,m; f—火山灰夹层,正交偏光,FN1井,4338,m