本文对川滇地区某纯橄榄岩体的地质特征进行了初步研究。
This paper deals with the geological characteristics of a dunite body with layering structure from Sichuan-Yunnan area.
该蛇绿岩带的岩体由地幔橄榄岩组成，主要岩石类型是方辉橄榄岩和纯橄榄岩，缺少典型蛇绿岩剖面中的洋壳单元。
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橄榄岩组成，主要岩石类型是方辉橄榄岩和纯橄榄岩，缺少典型蛇绿岩剖面中的洋壳单元。
The Ophiolite massifs are composed of mantle peridotite that is mainly harzburgite and dunite, and lacked of crust magmatite within the typical Ophiolite suite.
超镁铁质侵入杂岩体由纯橄岩，橄榄岩，辉石岩，辉长岩及它们的变质产物组成。
The ultramafic intrusive complex is composed of dunite, peridotite, pyroxenite, gabbro and their metamorphic products.
超镁铁质侵入杂岩体由纯橄岩，橄榄岩，辉石岩，辉长岩及它们的变质产物组成。
The ultramafic intrusive complex is composed of dunite, peridotite, pyroxenite, gabbro and their metamorphic products.
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