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    Article

    Occurrence Modes of Niobium in Kaolin Clay From Guizhou, China

    Niobium in kaolin clay from the Late Permian sequences was reported in the range of several hundreds of micrograms per gram and was considered as a potential resource for its high concentrations and large area...

    Li Zhu, Hannian Gu, Yongqiong Yang, Hanjie Wen… in Mining, Metallurgy & Exploration (2021)

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    Article

    Leaching Behavior of Lithium from Bauxite Residue Using Acetic Acid

    Bauxite residue (red mud) is an alkaline waste derived from the industrial process for extraction of alumina from bauxite ore. Some bauxite residues contain considerable concentrations of critical metals, for ...

    Hannian Gu, Wanyan Li, Zehai Li, Tengfei Guo… in Mining, Metallurgy & Exploration (2020)