内蒙古中东部上侏罗统满克头鄂博组划分及时代

摘要: 内蒙古自治区中东部满克头鄂博组以流纹质火山碎屑岩为主夹山间湖盆相陆相碎屑岩及少量流纹岩或英安岩.沉积岩中产叶肢介Magumbonia paramecia，Nestoria reticulate，N.xishunjingensis，N.cf.pissoui，Lioestheria sp.；双壳类Ferganoconcha curta，F.subcentralis，F.elongate；植物：Ginkgoites sp.，Cladophlebis sp.，Lycopodites sp.，Baiera gracilis，Phoenicopsis sp.化石.岩石化学SiO271.47%~75... View More