【摘要】 北秦岭 Au、Ag、Pb、Zn异常带是 1∶ 2 0万区域化探扫面工作中发现的。从 1 986年开始 ,对该异常带进行化探异常查证工作。通过 1∶ 5万水系沉积物测量、1∶ 1万土壤测量及槽、坑、钻探工程验证 ,找到了陕西周至安家岐大型金矿床 ,为秦巴地区化探异常查证提供了一个成功的找矿实例。更多还原

【Abstract】 The abnormaly belt of Au,Ag,Pb and Zn in the northern Qinling is found by regional geochemical exploration coverage on the scale of 1∶20 000 The checking for regional geochemical exploration abnormaly have been carried out since 1986 After confirmation on the stream sediment survey on the scale of 1∶500 000,the soil survey on the scale of 1∶10 000 and the engineering of flute,gallery and drilling ,it provides an example of successful ore finding for checking on geochemical exploration abnormaly in Qinling Daba area更多还原