volcanogenic

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.

笔者通过研究，分出了分异火山岩中的火山因矿床和未分异基性火山岩中的共矿床，认为前者的金属聚集与岩浆分异有密切关。