1) volcano extrusive
火山喷山物
5) volcanic ejecta,volcanic projection,volcanic product
火山喷出物<地>
6) volcano plume
火山喷流
1.
It is considered that the metallogenic matters of the gold deposits originated from deep-seated crust or upper mantle and these deposits are formed through experiencing submarine volcano plume,metamorphism and gold-rich hydrothermal activities.
讨论了铧厂沟金矿的地质特征及其成因,认为该金矿成矿物质来源于深部地壳或上地幔,经历了海底火山喷流、变质作用及局部含金热液交代而形成的。
2.
It was formed by sedimentation in hydrothermal sedimentary basin with relative reduced acidity by the action of submarine volcano plume.
根据矿床地质地球化学等方面的研究,认为该矿床成矿物质来源于深部地壳或上地幔;通过海底火山喷流作用,在酸性相对还原的热水沉积盆地中沉积成矿。
补充资料：山物
1.山中出产之物。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条