火山岩组合 meaning in English
volcanic association
volcanica ociation
Examples
- 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 analysis of the geochemical and petrologic characteristics features shows that the assemblage of volcanic rocks is the series of middle ocean ridge basalt , ocean island basalt and ocean island andesite basalt , which implies that it is the relic of the ocean crust , i . e . typical ophiolites
通过岩石特征和地球化学分析，确定了盐边群荒田组火山岩组合为洋脊玄武岩、洋岛玄武岩、洋岛安山玄武岩系列，说明这是洋壳残片，即典型的蛇绿岩套。