Oxidative weathering of neutral mine drainage from gold mine tailings impoundment: tracking formation and transformation of biogenic iron minerals and the …

L Lu, Z Luo, X Yu, Y Li, H Cui, S Khan… - ACS Earth and Space …, 2024 - ACS Publications
Globally, tailing impoundment failures frequently occur, making safely held hazardous
materials mobile. The pore water within the tailings can have (near-) neutral pH due to acid …

Elucidating Phosphate and Cadmium Cosorption Mechanisms on Mineral Surfaces with Direct Spectroscopic and Modeling Evidence

W Zhao, Y Xu, L Gu, M Zhu, P Yang, C Gu… - Environmental …, 2024 - ACS Publications
The simultaneous sorption of cations and anions at the mineral–water interface can
substantially alter their individual sorption characteristics; however, this phenomenon lacks …

Groundwater arsenic and antimony mobility from an antimony mining area: Controls of sulfide oxidation, carbonate and silicate weathering, and secondary mineral …

W Qiao, Y Wang, P He, X Yin, D Zhang, G Bai, W Sun… - Water Research, 2025 - Elsevier
Sulfide mineral oxidation has been recognized as the key driver of arsenic (As) and
antimony (Sb) mobility in mining-impacted groundwater. However, the role of carbonate and …

Long-term stabilization of arsenic-alkali residues via adjusting As redistribution and mineralogical transformation

F Zhang, Y Shi, Z Zhao, Z Li, A Sheng, L Wang… - Chemical Engineering …, 2024 - Elsevier
Increasingly stringent environmental standards pose a huge challenge to the treatment of
arsenic alkali residue (AAR). This work proposed an alternative method for stabilizing AAR …

Selective sequential extraction and microanalysis for revealing distribution, occurrence mode, and removal potential of arsenic in phosphate ore

G Zhou, N Wang, W Xu, G Hu, H Gu - Minerals Engineering, 2023 - Elsevier
Arsenic (As) is a common impurity extensively existing in phosphate ore and it has to be
removed using complicated operations during the phosphorus chemical process. To …

Understanding arsenic and manganese enrichment in the aquifers of the Ghaghara river basin, Middle Gangetic Plain (MGP), India: A multivariate statistical …

MU Khan, N Rai, M Shahwaar, M Musahib… - Journal of Geochemical …, 2024 - Elsevier
The focus of this study was to comprehend the spatial distribution, source apportionment,
evaluation of natural background level (NBL), and mobilization mechanisms of arsenic (As) …

Biochemical and steady-state kinetic analyses of arsenate reductases from an arsenic-tolerant strain of Citrobacter youngae IITK SM2

A Verma, HV Chinnasamy, B Biswas, A Singh… - Biochemical and …, 2024 - Elsevier
Arsenic (As) poisoning in aquifers is a serious problem worldwide, especially in the middle-
Gangetic Plain (MGP) of India. Microbially-mediated As speciation in such aquifers is …