云南来利山锡矿锡石标型特征及其找矿意义
张弘,申俊峰,董国臣,刘圣强,王冬丽,王伟清

The study on the typomorphic characteristics of cassiterite of Lailishan tin deposit in Yunnan province and its prospecting significance
Hong Zhang,Junfeng Shen,Guochen Dong,Shengqiang Liu,Dongli Wang,Weiqing Wang
图4 单偏光镜下锡石环带结构发育状况
a,c:淘金处矿段;b:三个硐;d:老熊窝矿段
Fig.4 The development status of cassiterite zonal structure in single polarized microscope