Preparation of crystalline rare earth carbonates with large particle size from the lixivium of weath

• 作 者: Jing-qun Yin Zhi-qiang Zou Jun
• 机 构: InstituteofAppliedChemistry,SchoolofResourceandEnvironmentalEngineering
• 出 处: 矿物冶金与材料学报:英文版
• 发表日期: 2020年11期
• 关键词: rare-earth ores precipitation crystalline rare-earth carbonate large particle si
• 基金项目: This work was financially supported by the National Natural Science Foundation of China(Nos.51964021 and 51774156),the Jiangxi Province Nature Science Foundation,China(No.20181BAB206020),and China’s N

Crystalline rare-earth(RE)carbonates having large particle size were prepared from the lixivium of weathered crust elution-deposited rare-earth ores using the precipitation method with ammonium bicarbonate as the precipitant.Their chemical composition was