Petrological and mineralogical characteristics of gabbro xenoliths from Mexozoic basalts in Ningyuan-Daoxian region, Hunan, show that they belong to different rock series.

• 宁远-道县中生代玄武岩中辉长岩包体的岩石学、矿物学等特征表明辉长岩与寄主玄武岩分属不同系列岩石。