vein rock meaning in English

脉脉岩
脉岩

This paper has studied the ore - forming process of this ore belt and magmatic rocks , major vein rocks , wall rock alterations , trace elements and geochemical characteristics of various epochs , probed into the regularity of element enrichment and variation , and established geological - geochemical ore - prospecting criteria
研究该矿带成矿作用和在不同时代岩浆岩、主要脉岩、围岩蚀变、微量元素及地球化学特徵， ?解元素富集变化规律，建立了地质地球化学找矿标志。