滇西北烂泥塘斑岩铜金矿床铁氧化物LA-ICP-MS微量元素特征及其地质意义
郭剑衡,冷成彪,张兴春,张伟,尹崇军,张陆佳,田振东

Trace Elemental Compositions of Iron Oxides from the Lannitang Porphyry Cu-Au Deposit in the Zhongdian Region (Northwest) and the Geological Significances:A LA-ICP-MS Study
Jianheng GUO,Chengbiao LENG,Xingchun ZHANG,Wei ZHANG,Chongjun YIN,Lujia ZHANG,Zhendong TIAN
图5 烂泥塘斑岩铜金矿床典型矿石样品的镜下显微照片
(a)反射光下的Ⅰ类磁铁矿,黑云母蚀变形成的绿泥石与Ⅰ类磁铁矿密切共生;(b)含有钛铁矿出溶体的Ⅰ类磁铁矿;(c)反射光下的Ⅱ类磁铁矿单一脉;(d)正交偏光镜下Ⅲ类磁铁矿+石英脉;(e)反射光下的磁铁矿+石英脉;(f)石英磁铁矿脉,磁铁矿裂隙中填充后期黄铜矿;(g)赤铁矿—磁铁矿共生现象;(h)后期石英—白云石脉中的叶片状镜铁矿
Fig.5 Microphotos of typical ore samples from Lannitang porphyry Cu-Au deposit