胶东三山岛金矿床巨斑花岗岩的形成时代、成因及对金成矿的启示
周晓萍,宋明春,刘向东,闫春明,胡兆君,苏海岗,胡秉谦,周宜康

Formation Age,Petrogenesis,and Implications for Gold Mineralization of Giant Porphyritic Granite in the Sanshandao Gold Deposit in Jiaodong
Xiaoping ZHOU,Mingchun SONG,Xiangdong LIU,Chunming YAN,Zhaojun HU,Haigang SU,Bingqian HU,Yikang ZHOU
表1 三山岛巨斑花岗岩主量元素(%)、微量元素(×10-6)及金丰度(10-9)分析结果
Table 1 Analysis result of major elements(%),trace elements(×10-6) and gold abundances(×10-9) of Sanshandao giant porphyritic granite
样品编号SiO2TiO2Al2O3TFe2O3MnOMgOCaONa2OK2OP2O5烧失量总量σMg#A/CNKA/NK
GJL73.830.1615.140.820.020.320.084.932.780.041.2599.371.93441.341.36
样品编号LaCePrNdSmEuGdTbDyHoErTmYbLuRbBa
GJL9.3716.061.876.701.190.320.800.100.460.080.210.030.200.03101.59410.18
样品编号ThNbTaPbSrNdSmHfTiYYbΣREEδEuδCe(La/Yb)NAu
GJL2.242.910.192.16108.926.701.193.21932.042.830.2037.410.940.8932.030.410