新疆某伟晶岩型锂辉石矿浮选实验研究  

Flotation of a Pegmatite Type Spodumene Ore in Xinjiang

作　　者：程仁举[1] 李成秀[1] 刘星[1] 王越[1] 蒋朋 Cheng Renju;Li Chengxiu;Liu Xing;Wang Yue;Jiang Peng(Institute of Multipurpose Utilization of Mineral Resources,Research Center of Multipurpose Utilization of Metal Mineral Resources of China Geological Survey,Technology Innovation Center for Comprehensive Utilization of Strategic Minerals Resources,Ministry of Natural Resources,Applied Technology Innovation Center of Rare Earth Resources of Chinese Geological Survey,Sichuan Rare Earth Technology Innovation Center,Chengdu,Sichuan,China)

机构地区：[1]中国地质科学院矿产综合利用研究所,中国地质调查局金属矿产资源综合利用技术研究中心,自然资源部战略性矿产综合利用工程技术创新中心,中国地质调查局稀土资源应用技术创新中心,四川省稀土技术创新中心,四川成都610041

出　　处：《矿产综合利用》2023年第4期88-94,共7页Multipurpose Utilization of Mineral Resources

基　　金：中国地质调查局地质大调查项目(DD20221697);中国地质科学院矿产综合利用研究所基金项目(S2001);四川省科技计划项目(2022YFS0509)。

摘　　要：这是一篇矿物加工工程领域的论文。新疆某锂辉石矿Li_(2)O品位为1.04%,含锂矿物主要为锂辉石、含锂白云母及磷锂铝石,脉石矿物主要有石英、钠长石和钾长石。该矿石在磨矿细度-0.074 mm 79.4%的条件下,采用自主开发的捕收剂EM-PN51,经一粗一扫三精的浮选闭路流程,最终获得Li_(2)O品位5.36%、Nb_(2)O_(5)含量0.071%、Ta_(2)O_(5)含量0.044%的含铌钽锂精矿,Li_(2)O回收率为87.38%,Nb_(2)O_(5)回收率为87.33%、Ta_(2)O_(5)回收率为88.26%,实现了该锂辉石矿中多种有价组分的综合回收。This is an essay in the field of mineral processing engineering.Li_(2O) grade of a spodumene ore in Xinjiang is 1.04%.The lithium-containing minerals are mainly spodumene,Lithium-Muscovite and montebrasite.The gangue minerals are mainly quartz,albite and potassium feldspar.Under the condition of grinding finness-0.074 mm content 79.4%,using self-developed collector EM-PN51,the concentrate productswith Li_(2O) grade 5.36%,Nb_(2)O_(5) content 0.071%,Ta_(2)O_(5) content 0.044% and Li_(2O) recovery rate87.38%,Nb_(2)O_(5) recovery rate 87.33%,Ta_(2)O_(5) recovery rate 88.26% can be obtained bythe closed flotation circuit of one-roughing,one-scavenging,three-cleaning.The comprehensive recovery of several valuable components in spodumene ore is realized.

关 键 词：矿物加工工程 锂辉石 浮选 捕收剂 综合回收 

分 类 号：TD955[矿业工程—选矿]