Landsat8 OLI数据斑岩铜矿遥感蚀变矿物组合提取研究

汪子义, 张廷斌, 易桂花, 钟康惠, 别小娟, 王继斌, 孙姣姣

Extraction of hydrothermal alteration mineral groups of porphyry copper deposits using Landsat8 OLI data

Ziyi WANG, Tingbin ZHANG, Guihua YI, Kanghui ZHONG, Xiaojuan BIE, Jibin WANG, Jiaojiao SUN

表1 OLI数据波段设置

Tab.1 Bands setting of OLI data

波段号 波长范围/μm 空间分辨率/m 8 (pan) 0.520~0.680 15 1 (Coastal) 0.433~0.453 30 2 (Blue) 0.450~0.515 3 (Green) 0.525~0.600 4 (Red) 0.630~0.680 5 (NIR) 0.845~0.885 9 (Cirrus) 1.360~1.390 6 (SWIR1) 1.560~1.660 7 (SWIR2) 2.100~2.300