Schwertmannite: A review of its occurrence, formation, structure, stability and interactions with oxyanions

VA Schoepfer, ED Burton - Earth-Science Reviews, 2021 - Elsevier
In this article, we provide a critical review on the occurrence, formation, structure and stability
of schwertmannite–an enigmatic Fe (III) oxyhydroxy-sulfate mineral that is of widespread …

Geochemical and mineralogical aspects of sulfide mine tailings

MBJ Lindsay, MC Moncur, JG Bain, JL Jambor… - Applied …, 2015 - Elsevier
Tailings generated during processing of sulfide ores represent a substantial risk to water
resources. The oxidation of sulfide minerals within tailings deposits can generate low-quality …

Antimony (V) incorporation into schwertmannite: critical insights on antimony retention in acidic environments

M Rastegari, N Karimian, SG Johnston… - … science & technology, 2022 - ACS Publications
This study examines incorporation of Sb (V) into schwertmannite─ an Fe (III)
oxyhydroxysulfate mineral that can be an important Sb host phase in acidic environments …

Arsenic-imposed effects on schwertmannite and jarosite formation in acid mine drainage and coupled impacts on arsenic mobility

ED Burton, N Karimian, SG Johnston… - ACS Earth and Space …, 2021 - ACS Publications
This study explores interactions between As and Fe (III) minerals, predominantly
schwertmannite and jarosite, in acid mine drainage (AMD) via observations at a former mine …

A brief overview on the dissolution mechanisms of sulfide minerals in acidic sulfate environments at low temperatures: Emphasis on electrochemical cyclic …

Y Zhang, H Zhao, L Qian, M Sun, X Lv, L Zhang… - Minerals …, 2020 - Elsevier
Abstract (Bio) Hydrometallurgy is a relatively economical and eco-friendly processing
technology for sulfide minerals. Sulfide minerals degradation at abandoned mine sites also …

An integrated process incorporating pH-controlled biomineralization and sulfate bioreduction to facilitate recovery of schwertmannite and sulfated polysaccharides …

L Liu, J Li, L Su, D Fang, L Zhou - Chemical Engineering Journal, 2024 - Elsevier
Acid mine drainage (AMD) poses an environmental challenge to the global mining industry.
However, it is also a potential source of iron and sulfate for recovery. In this work, we …

Sulfate reducing bioreactor dependence on organic substrates for remediation of coal-generated acid mine drainage: Field experiments

L Lefticariu, ER Walters, CW Pugh, KS Bender - Applied Geochemistry, 2015 - Elsevier
Field experiments were conducted over a 460-day period to assess the efficiency of different
mixtures of organic substrates to remediate coalmine-generated acid mine drainage (AMD) …

[HTML][HTML] Effects of estuarine water mixing on the mobility of trace elements in acid mine drainage leachates

R Pérez-López, R Millán-Becerro, MD Basallote… - Marine pollution …, 2023 - Elsevier
This research reports the effects of pH increase on contaminant mobility in acid mine
drainage from the Iberian Pyrite Belt by seawater mixing in the laboratory, simulating the …

[HTML][HTML] Geochemical modeling of iron and aluminum precipitation during mixing and neutralization of acid mine drainage

D Kirk Nordstrom - Minerals, 2020 - mdpi.com
Geochemical modeling of precipitation reactions in the complex matrix of acid mine
drainage is fundamental to understanding natural attenuation, lime treatment, and treatment …

Stability and trace element composition of natural schwertmannite precipitated from acid mine drainage

Q Chen, DR Cohen, MS Andersen, AM Robertson… - Applied …, 2022 - Elsevier
Schwertmannite is an iron hydroxo sulfate secondary mineral (Fe 8 O 8 (OH) 8-2x (SO 4) x•
nH 2 O; 1≤ x≤ 1.75) that commonly precipitates in sulfate-rich acid and metalliferous …