川西甲基卡烧碳沟地区伟晶岩脉地球化学特征

武文辉, 赵春, 詹涵钰, 秦宇龙, 李名则, 徐云峰

Geochemical characteristics of the pegmatite veins in Shaotangou area, Jiajika of Western Sichuan Province

WU Wenhui, ZHAO Chun, ZHAN Hanyu, QIN Yulong, LI Mingze, XU Yunfeng

甲基卡稀有金属矿床大地构造位置(a)和矿脉分布(b)^{[ 7 , 8 ]} 1.滑脱带; 2.逆冲推覆带; 3.平移断层; 4.前震旦纪变质杂岩; 5.变质核杂岩; 6.岩浆核杂岩; 7.构造穹隆; 8.中新生代花岗岩; 9.钠长石锂云母型伟晶岩; 10.微斜长石型伟晶岩; 11.钠长石锂辉石型伟晶岩; 12.微斜长石钠长石型伟晶岩; 13.钠长石型伟晶岩; 14.伟晶岩脉编号; 15.伟晶岩脉类型分带线; 16.伟晶岩脉类型分带编号; 17.研究区; Ⅰ.微斜长石伟晶岩带; Ⅱ.微斜长石-钠长石伟晶岩带; Ⅲ.钠长石伟晶岩带; Ⅳ.锂辉石伟晶岩带; Ⅴ.锂(白)云母伟晶岩带