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.
笔者通,分出了分异火山岩系
火山
因矿床和未分异基性火山岩系
生矿床,认为前者
金属聚集与岩浆分异有密切关系。