湖南界牌岭花岗斑岩的蚀变过程与稀有稀土金属成矿
林晓青, 饶灿, 覃莉茜, 吴润秋, 王琪

Alteration processes and rare (earth) metal mineralization of Jiepailing porphyry deposit, Hunan Province
Xiaoqing Lin, Can Rao, Lixi Qin, Runqiu Wu, Qi Wang
图3 界牌岭斑岩矿床中各类岩石手标本照片
(a,b)弱蚀变花岗斑岩,其中(a)以钾长石斑晶为主(远离接触带),(b)以石英斑晶为主(靠近接触带);(c,d)强蚀变花岗斑岩,其中(c)发育球状萤石斑晶(远离接触带),(d)发育萤石基质、硫化物(靠近接触带);(e)脉状云母?萤石化灰岩(与羟硅铍石共生);(f)未蚀变围岩(灰岩).Qtz?石英;Kfs?钾长石;Ms?白云母;Flo?萤石;Btr?羟硅铍石
Fig.3 Photoes of some samples from the Jiepailing porphyry deposit