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be upgraded through the selective removal of silicon. Relevant studies have been proved that fayalite in CS can be decomposed into amorphous silica and hematite by oxidation roasting......
of hematite in diasporic bauxite during reductive Bayer digestion and recovery of iron[J]. Transactions of Nonferrous Metals Society of China, 2017, 27(12): 2715-2726. [19] ABIKENOVA G K, KOVZALENKO......
and desorption, and oxidation of As(Ⅲ) ion on a hematite surface[J]. Journal of Environmental Science, 2008, 28(8): 1612-1617. [16] DE MELLO J W V, GASPARON M, SILVA J. Effectiveness of arsenic co... of Shanghai For Science and Technology, 2017, 39(1): 90-96. [28] SALMIMIES R, MANNILA M, KALLAS J, HAKKINEN A. Acidic dissolution of hematite: Kinetic and thermodynamic investigations with oxalic acid......
, and chelating ion exchange resins with high selectivity [3]. Nitric acid is a widely used leaching agent with strong oxidizability, which can sufficiently oxidize the divalent iron to hematite while......
]. Hydrometallurgy of China, 2017, 36(6): 502-506. [15] XIE S B, ZHANG C, ZHOU X H, YANG J, ZHANG X J, WANG J S. Removal of uranium (Ⅵ) from aqueous solution by adsorption of hematite[J]. Journal......
M. Effect of Eh on the rate and mechanism of the transformation of goethite into hematite in a high temperature acid leach process [J]. Hydrometallurgy, 1998, 47: 377-381. [38] ISMAEL M R C, CARVALHO......
. Surface sulfurization activating hematite nanorods for efficient photoelectrochemical water splitting [J]. Science Bulletin, 2019, 64(17): 1262-1271. [8] SOLTANI T, TAYYEBI A, HONG H, MIRFASIH M H, LEE B K......
of acidic wastewater from high-phosphorus hematite ores processing[J]. Environmental Science & Technology, 2010, 33(8): 132-134. [8] 王 松, 谢洪勇. 鸟粪石结晶法回收高浓度酸性含磷废水中磷的研究[J]. 江苏农业科学, 2020, 48(4): 282-285......
of activated minerals [M]. Amstedam: Elsevier, 2000. [19] POURGHAHRAMANI P, FORSSBERG E. Changes in the structure of hematite by extended dry grinding in relation to imposed stress energy [J]. Powder......
) to which our identified species could be part of). Iron-related minerals (goethite, magnetite, hematite, wustite and jarosite) and sulphur (S) were also identified in the resulting solid residues......