构造地球化学岩屑测量在甘肃党河南山地区找金中的应用

赵吉昌, 范应, 雷一兰, 姚宾宾

The application of tectonogeochemical cuttings survey to gold prospecting in Nanshan area of Danghe, Gansu Province

ZHAO Ji-Chang, FAN Ying, LEI Yi-Lan, YAO Bin-Bin

图5 研究区地质简图及综合异常分布 1—奥陶系盐池湾组上段第五岩性段;2—奥陶系盐池湾组上段第四岩性段;3—奥陶系盐池湾组上段第三岩性段;4—奥陶系盐池湾组上段第二岩性段;5—奥陶系盐池湾组上段第一岩性段;6—奥陶系腾龙灰岩;7—奥陶系盐池湾组下段第一岩性段;8—闪长玢岩;9—闪长岩;10—辉绿玢岩;11—辉长岩;12—蚀变破碎带;13—金矿体;14—实测逆断层;15—地层产状;16—Au元素异常;17—Sb元素异常;18—As元素异常

Fig.5 Geological map and comprehensive anomaly distribution map of the study area 1—the fifth lithologic member of upper member of Ordovician Yanchiwan formation;2—the fourth lithologic member of the upper member of Ordovician Yanchiwan formation;3—the third lithologic member of the upper member of Ordovician Yanchiwan formation;4—the second lithologic member of the upper member of Ordovician Yanchiwan formation;5—the first lithologic member of upper member of Ordovician Yanchiwan formation;6—Ordovician Tenglong limestone;;7—the first lithologic member of the lower member of Ordovician Yanchiwan formation;8—diorite porphyrite;9—diorite;10—diabase porphyrite;11—gabbro;12—altered fracture zone;13—gold ore body;14—measured reverse fault;15—occurrence of strata;16—Au anomaly;17—As anomaly;18—As anomaly