胶东西北部重要金成矿断裂带特征
肖风利,曾庆栋,马凤山,王昭坤,孙之夫,孙宗峰

Features of Major Gold Metallogenic Fracture Belt in Northwestern Jiaodong
Fengli XIAO,Qingdong ZENG,Fengshan MA,Zhaokun WANG,Zhifu SUN,Zongfeng SUN
图3  三山岛断裂宏观与微观变形特征
(a)花岗岩韧性变形—石英拉长(透镜状);(b)三山岛断裂中贯入含金石英脉;(c)碎裂岩化、角砾岩化蚀变岩;(d)主断裂中断层泥与挤压带;(e)韧性变形—石英变形带(左)及拉长;(f)石英拉长及细粒化(透射光);(g)脆性变形—碎裂岩化构造;(h)角砾状构造,黄铁矿脉充填(反射光)
Qz-石英;Qv-石英脉;Py-黄铁矿;Kf-钾长石;Hem-褐铁矿
Fig.3  Macroscopic and microcosmic deformation of Sanshandao fault