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在分析与金矿成矿有关的两类蚀变岩的ＴＭ波谱特征的基础上，以赣南遂川地区为实验区，利用比值－特征主成分混合分析进行了金矿蚀变岩信息提取，为找矿预测和野外工作指明了方向。
Based on the TM characteristics of two types of alteration rocks related to gold mineralization and the experiment of Suichuan area in southern Jiangxi Province, the alteration information of gold alteration rocks was extracted by using the ratio-characteristic principal component mixed analysis. Indicate direction for prospecting and fieldwork.