龙冈火山群金龙顶子火山喷发发生在距今1500年前，其火山喷发物中所含的幔源橄榄岩包体是我国在最新火山喷发物中所发现的幔源包体。......

The Jinlongdingzi active volcano erupted before 1600a,and it is the latest basaltic explosive volcano at Longgang Volcan......