1.The volcanogenic deposits hosted in differential yolcanic rock series and cogenetic deposits hosted in undifferential baste volcanic rock series have been divided and studied in this paper.
1.笔者通过研究,出了
山岩系中的
山
因矿床和未
山岩系中的共生矿床,认为前者的金属聚集与岩浆
有密切关系。