青海省都兰县丘吉东沟金矿水系沉积物地球化学特征及找矿远景

刘铭,王仔章

Geochemical Characteristics of Stream Sendiments and Exploration Prospective of the Qiujidonggou Gold Deposit in Dulan County，Qinghai Province

Ming LIU,Zizhang WANG

图2 丘吉东沟金矿区水系沉积物元素异常区及采样位置图
Jxl²-蓟县纪狼牙山组中段硅质条带白云岩；Jxl¹sl¹-蓟县纪狼牙山组下段板岩夹层；Ar₃Pt₁b¹-新太古代—古元古代白沙河组灰黑色斜长角闪岩；P₃oγ-晚二叠世灰色中细粒英云闪长岩；C₁γ^a-早石炭世肉红色中细粒花岗岩；D₁γ-早泥盆纪肉红色中细粒花岗岩；S₄εγ-晚志留纪肉红色中粗粒正长花岗岩；Q₄-第四系；1.异常范围；2.金矿点；3.铅锌银矿点；4.采样点

Fig.2 Element anomaly area and sampling location map of stream sediments in Qiujidonggou gold deposit