The different origin leads to different metallogenic characteristics of metal minerals associated with the volcanics. 由于两类火山岩的成因不同,与它们相关的金属矿产成矿特征也有明显的差异。
The Xjangshan uranium orefield is the largest volcanics type uranium orefield in China. 相山铀矿田是我国最大的火山岩型铀矿田。