dunite

1.The Ophiolite massifs are composed of mantle peridotite that is mainly harzburgite and dunite, and lacked of crust magmatite within the typical Ophiolite suite.

摘要该蛇绿岩带的岩体由地幔榄岩组成，主要岩石类型是方辉榄岩和纯榄岩，缺少典型蛇绿岩剖面中的洋壳单元。