应用X粉晶衍射和SEM-EDX分析铝土矿物的微观结构与元素特征  

Analysis of micro-structure and element characteristics of bauxite minerals by X-powder diffraction and SEM-EDX

作　　者：夏瑜 罗星 吴杰[2] 刘奕志[2] 马荣锴 Xia Yu;Luo Xing;Wu Jie;Liu Yizhi;Ma Rongkai(Guilin Geology and Mining Co.,LTD.,China Nonferrous Metals Group,Guilin 541004,China;College of Earth Sciences,Guilin University of Technology,Guilin 541004,China)

机构地区：[1]中国有色桂林矿产地质研究院有限公司,广西桂林541004 [2]桂林理工大学地球科学学院,广西桂林541004

出　　处：《轻金属》2020年第9期6-12,共7页Light Metals

基　　金：广西自然科学基金重大项目(2016GXNSFEA380002);广西自然科学基金项目(2016GXNSFBA380143)。

摘　　要：以桂西太平矿区外围堆积型铝土矿新勘查矿石为研究对象,通过化学物相分析、X粉晶衍射、SEM-EDX、光学显微鉴定等分析技术,查明了该区矿石矿物组成、结构构造及一水硬铝石、三水铝石等矿石回收的目标矿物的微观特征和化学成分特征,为该区铝土矿矿石回收利用和成矿作用研究提供了参考资料。The new exploration ore of accumulation type bauxite in the periphery of Taiping Mining Area in western Guangxi was taken as the research object.Through chemical phase analysis,X-powder diffraction,SEM-EDX,optical microscopic identification and other analytical techniques,the mineral composition and structure of the ore in this area has been identified,as well as the microscopic and chemical characteristics of the target minerals recovered from diaspore and gibbsite.Meanwhile,it provides a reference for the study of bauxite recovery and mineralization in this area.

关 键 词：一水硬铝石 三水铝石 微观特征 堆积型铝土矿 

分 类 号：P575.5[天文地球—矿物学]