?橄榄辉石岩

... (1) 纯橄榄岩 (Dunite)  (2) 橄榄岩 (Peridotite)  (3) 辉石岩 (Pyroxenolite)  (4) 橄榄辉石岩 (Olivine pyroxenolite)  (5) 角闪橄榄岩 (Hornblende peridotite) 2013-7-9 29 (1) (Dunite)  全部或几乎全部由橄榄石(>90％)组成，可含辉石及 ...