冀西北宣化盆地髫髻山组粗面岩年代学、地球化学特征及其地质意义

杨济远, 胡新茁, 周敬, 齐朋超, 李泽阳, 孟家葆, 许凡, 张会彬, 齐慧云

Chronology and geochemical characteristics of trachytes in the Tiaojishan Formation, Xuanhua Basin, northwestern Hebei Province, and their geological implications

YANG Ji-Yuan, HU Xin-Zhuo, ZHOU Jing, QI Peng-Chao, LI Ze-Yang, MENG Jia-Bao, XU Fan, ZHANG Hui-Bin, QI Hui-Yun

图9 宣化盆地髫髻山组粗面岩构造判别[64?-66] WPG—板内花岗岩;VAG—火山弧花岗岩;syn-COLG—同碰撞花岗岩;ORG—大洋中脊斜长花岗岩。1—地幔斜长花岗岩;2—破坏性活动板块边缘(板块碰撞前)花岗岩;3—板块碰撞后隆起期花岗岩;4—晚造山期花岗岩;5—非造山区A型花岗岩;6—同碰撞S型花岗岩;7—造山期后A型花岗岩

Fig.9 Discrimination map of trachytes in the Tiaojishan Formation, Xuanhua Basin[64?-66] WPG—intraplate granite; VAG—volcanic arc granite; syn-COLG—syncolliding granite; ORG—mid-ocean ridge plagiogranite;1—mantle plagioclase granite; 2 —destructive active plate margin (pre-plate collision) granite; 3—post-plate collision uplift granite; 4—late orogenic granite; 5—A-type granite in non-orogenic mountains; 6—syncollision S-type granite; 7—post-orogenic A-type granite