The average chargeability value of 798 sedimentary rock specimens is 2.4%, that of 1 149 igneous rock specimens is 2.99%, and that of 436 metamorphic rock specimens is 3.59%, which implies that the metamorphic rock might be the source of metallic ore deposits.

  • 数值统计结果显示,798件沉积岩的平均极化率为2.40%,1149件火成岩的极化率为2.99%,436件变质岩的极化率为3.59%,因此,变质岩是本区较好的金属矿矿源。

  • 互联网摘选 2025-01-20 19:08:54

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