黄金科学技术 ›› 2024, Vol. 32 ›› Issue (6): 949-964.doi: 10.11872/j.issn.1005-2518.2024.06.155
贺春艳1,2,3(), 王润生1,2,3, 魏印涛1,2,3, 宋明春3,4, 刘洪波1,2,3, 刘晨成1,2,3, 王冉1, 郭国强1,2,3, 李振涛1,3, 李娜1
Chunyan HE1,2,3(), Runsheng WANG1,2,3, Yintao WEI1,2,3, Mingchun SONG3,4, Hongbo LIU1,2,3, Chencheng LIU1,2,3, Ran WANG1, Guoqiang GUO1,2,3, Zhentao LI1,3, Na LI1
摘要:
玲珑复式岩体是胶东西北部著名的花岗大岩体,也是胶东金矿集区最为重要的赋矿岩石,以花岗岩为围岩或主要以花岗岩为围岩的金矿约占胶东金矿集区总金金属储量的90%以上。以胶东地区21世纪以来完成的1/5万高精度重磁数据为基础,在已知地质、钻探和大深度地球物理探测剖面等资料的约束下,采用人机交互的重磁联合反演方法,综合解释了胶东西北部47条剖面的二维地质特征,利用三维可视化平台构建了玲珑复式岩体三维模型,综合解释的玲珑复式岩体中心厚度约为15 km,呈不规则蘑菇云状,其核部可能有较大规模白垩纪A型花岗岩侵入。研究结果对于认识胶东金矿成矿后的变化保存情况和深部金资源预测评价具有重要的参考意义。
中图分类号:
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