STATISTICAL CHARACTERISTICS OF TRACE ELEMENTS OF NO.1 VEIN IN BANKUAN GOLD MINE OF XIAOSHAN GOLD DEPOSIT, HENAN

Au, Ag, Cu, Pb, As and Sb are the indicators in anomaly detection, deep forecasting and searching evaluation in Xiaoshan gold deposit and its surrounding areas. Au, Ag, As and Sb are typically indicative in the shallow part of No.1 vein. The obvious grouping characteristics of minera-lization samples respectively from shallow,middle and deep parts of the vein can be useful in the evaluation of reworking and downword extending of the ore body.