北京周口店地区房山岩体周围，分布有一套由片麻岩、斜长角闪岩、混合岩、糜棱岩等组成的变质杂岩。
In the area of Zhoukoudian, Beijing, there is a metamorphic complex compo-sed of gneiss, amphibolite migmatites and mylonites, along with the Fangshan intrusive body.
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.
应用推荐