For prospective iron ore area or an anomaly zone, where the ore occurrence regularity has not been thoroughly studied , detailed geological investigation and mapping should be made.
对已工作过的铁矿远景区（带），而矿产赋存规律尚不清楚的区段或磁异常区，应加强研究和填制地质图；
The main purpose of geochemical anomaly evaluation is to discriminate ore causing anomaly from the false ones in order to propose the prospective prediction area.
地球化学异常评价的主要任务是区分矿致异常和非矿致异常以及就此提出远景预测区。
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