【Key words】 Guanfang Copper Deposit; Arc Volcanic Rock; Granite; Geochemistry of Deposit; Genetic model;
基于6个网页-相关网页
permian-triassic island-arc volcanic rock 二叠系三叠系岛弧火山岩
island arc volcanic rock 岛弧型火山岩
island-arc volcanic rock 岛弧火山岩
The (examination) of the petrography shows that the volcanic terrains in Tengchong are typical of the basalt - (andesite) - (dacite) arc volcanic rock associations of the calc-alkaline series.
岩相学特征表明,该火山群为典型的钙碱性系列玄武岩安山岩英安岩弧火山岩组合。
Under the tectonic backgrounds of island arc belt, fore - arc trench belt, back - arc basin, and epicontinental active belt of late Paleozoic, it has different volcanic rock characteristics.
在晚古生代岛弧带、弧前海沟带、弧后盆地或陆缘活动带等构造环境下发育有不同的火山岩组合。
The Middle Ordovician submarine spilite-alkaline volcanic rock association in the Shihuigou area in the Northern Qilian mountains was the product of island arc volcanism.
北祁连山石灰沟地区发育一套完整的奥陶纪岛弧火山岩系。
应用推荐