Effects of mechanical activation on lithium extraction from a lepidolite ore concentrate

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• 作者：Nathá ; lia Vieceli^a ; ^{nathalia.vieceli@tecnico.ulisboa.pt} ; Carlos A. Nogueira^b ; Manuel F.C. Pereira^c ; Ana Paula Soares Dias^d ; Fernando O. Durã ; o^c ; Carlos Guimarã ; es^c ; Fernanda Margarido^a
• 关键词：Lepidolite ; Mechanical activation ; Grinding ; Sulfuric acid digestion ; Water leaching ; Lithium extraction
• 刊名：Minerals Engineering
• 出版年：2017
• 出版时间：March 2017
• 年：2017
• 卷：102
• 期：Complete
• 页码：1-14
• 全文大小：3516 K
• 卷排序：102

文摘

Alternative and innovative approach to improve the Li extraction from minerals. Lepidolite amorphization by mechanical activation. Mineral reactivity improvement by sulfuric acid digestion and water leaching. High lithium extractions without employing any high temperature thermal treatment. Assessment of transformations by product characterization techniques.