甘肃北山破城山东一带铜金矿地球化学勘查及找矿方向
刘永彪, 李省晔, 杨镇熙, 赵吉昌, 胡小春, 王喆

Geochemical Exploration and Prospecting Direction of Copper-Gold Deposit in Eastern Pochengshan of Beishan,Gansu Province
Yongbiao LIU, Shengye LI, Zhenxi YANG, Jichang ZHAO, Xiaochun HU, Zhe WANG
图3 R型聚类分析谱系图
Fig.3 Diagram of R-type clustering analysis