晚古生代火山岩建造
the volcanic rocks construction of the late paleozoic era
中—新元古代火山岩
Meso-Neoproterozic volcanic rock
中元古代火山岩
Middle Proterozoic volcanic rocks
中元古代与中生代火山岩
Middle Proterozoic and Mesozoic volcanic rocks
冀东中生代火山岩凹陷
Yidong Mesozoic Era hollow
辽西中生代火山岩凹陷
Liaoxi Mesozoic Era hollow
浙东南中生代火山岩
mesozoic volcanic rocks in south-eastern part of Zhejiang province
中生代火山岩
source of rock-forming material
Mesozoic volcanic rocks
Mesozoic volcanic rock
northeast china
中生代火山岩浆活动
Mesozoic volcano-magmatic activity
中生代火山－岩浆活动
Mesozoic volcanic-magmatic activity
Mesozoic volcanic magmatic activity
中生代火山岩区
Terrain of Mesozoic volcanic rocks
二叠纪－三叠纪
permian-triassic
Changxing Feixianguan formations
二叠纪－三叠纪界线
permian-triassic boundary
二叠纪－三叠纪界线地层
permian-triassic boundary
Permian-Triassic boundary section
二叠纪—三叠纪牙形石
Permian-Triassic conodont