黄金科学技术 ›› 2019, Vol. 27 ›› Issue (2): 163-171.doi: 10.11872/j.issn.1005-2518.2019.02.163
董塬峰1(),司荣军1(),向中林1,冯超臣2,张国权2,张英梅2
Yuanfeng DONG1(),Rongjun SI1(),Zhonglin XIANG1,Chaochen FENG2,Guoquan ZHANG2,Yingmei ZHANG2
摘要:
归来庄金矿床位于中生代铜石杂岩体的东部边缘,是我国最大的隐爆角砾岩型金矿床,金矿主矿体受控于F1断层。为揭示主矿体深部矿化空间特征,指导深部找矿,利用Surpac软件建立了归来庄金矿主矿体三维地质模型。在对样品数据进行样长统计分析、处理特高品位等工作后建立块体模型,运用3次距离幂次反比法对金矿床资源量进行估算,并通过生成1-1号和1-2号矿体在不同方向和深度的品位变化趋势曲线,对三维模型金矿体估算结果进行验证与分析。通过建模实现了归来庄金矿体的三维可视化,通过分析建模结果,在深部发现了不整合面上还存在一层矿化体,为磨坊沟式金矿,可作为下一步深部找矿的方向。
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