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8 界牌岭蚀变花岗斑岩中铈矿物的背散射电子像照片 (a)萤石基质中氟碳铈矿、锆石；(b)萤石基质的成分(钇)环带；(c)萤石基质中氟铈矿及磷钇矿?氟碳铈矿组合；(d)钾长石?萤石基质中的铌铁矿、氟铈矿、氟碳铈矿、锆石；(e)钾长石基质与磷铝铈矿；(f)磷铝铈矿的成分环带.注：Flo?萤石；Xtm?磷钇矿；Flc?氟铈矿；Bas?氟碳铈矿；Vrc?磷铝铈矿；Fcl?铌铁矿；Zrn?锆石；Qtz?石英；Znw?铁锂云母；Kfs?钾长石；Tp?黄玉

Fig.8 BSE images of Ce?bearing minerals from the altered granite porphyry in Jiepailing