The depression of pyrite in selective flotation by different reagent systems–A Literature review

Y Mu, Y Peng, RA Lauten - Minerals Engineering, 2016 - Elsevier
Pyrite is a gangue mineral widely associated with valuable minerals. It is problematic to deal
with in differential flotation because it easily reports to flotation concentrates. Pyrite may float …

[HTML][HTML] Effect of pyrite textures and composition on flotation performance: A review

M Jefferson, U Yenial-Arslan, C Evans… - Minerals …, 2023 - Elsevier
As high-grade ore deposits become depleted, there is an increasing demand to process
marginal low-grade ores with complex metallurgical challenges. Orebodies can be rich in …

[HTML][HTML] Selective flotation of chalcopyrite from pyrite via seawater oxidation pretreatment

W Li, Y Li, Z Wang, X Yang, W Chen - International Journal of Mining …, 2023 - Elsevier
The flotation separation of chalcopyrite from pyrite has attracted increasing attention due to
the consumption of vast water resources and depressants. This study proposed the …

Froth flotation of chalcopyrite/pyrite ore: a critical review

CI Castellón, N Toro, E Gálvez, P Robles, WH Leiva… - Materials, 2022 - mdpi.com
In the present work an intense bibliographic search is developed, with updated information
on the microscopic fundamentals that govern the behavior of flotation operations of …

A review on electrochemical behavior of pyrite in the froth flotation process

H Moslemi, M Gharabaghi - Journal of Industrial and Engineering …, 2017 - Elsevier
Metal sulfides are usually semiconductor and cause electrochemical reactions. This
phenomenon plays an important role in sulfide flotation. Pyrite as the most abundant sulfide …

Flotation separation of chalcopyrite and pyrite via Fenton oxidation modification in a low alkaline acid mine drainage (AMD) system

Z Ding, Y Bi, J Li, J Yuan, H Dai, S Bai - Minerals Engineering, 2022 - Elsevier
The selective flotation separation of pyrite and chalcopyrite, and the comprehensive
utilization of AMD play a vital role in the cleaner production of copper sulfide ore. In this …

Correlation of surface oxidation with xanthate adsorption and pyrite flotation

X Niu, J Chen, Y Li, L Xia, L Li, H Sun, R Ruan - Applied Surface Science, 2019 - Elsevier
Various studies have emphasized the importance of surface oxidation of sulfide minerals
with regard to xanthate adsorption and their flotation response. However, the correlation …

Differential flotation of pyrite and Arsenopyrite: Effect of pulp aeration and the critical importance of collector concentration

P Forson, M Zanin, W Skinner, R Asamoah - Minerals Engineering, 2022 - Elsevier
Differences in the oxidation rate and extent of model pyrite and arsenopyrite minerals,
augmented by pulp aeration, was investigated using dissolved oxygen demand tests and X …

Pyrogallic acid as depressant for flotation separation of pyrite from chalcopyrite under low-alkalinity conditions

G Han, S Wen, H Wang, Q Feng, X Bai - Separation and Purification …, 2021 - Elsevier
Effective and low-cost flotation separation of chalcopyrite and pyrite has always been a
challenge in the minerals processing industry. Traditional depressants in a Cu–Fe sulfide …

Effect of regulating dissolved oxygen concentration in pulp with aerated gas on pyrite flotation

X Luo, W Yang, S Wen, Q Lin, D Wei, C Li, Y Zhang… - Minerals …, 2023 - Elsevier
Moderate oxidation is beneficial to the flotation of sulfide ores, but the exact dissolved
oxygen (DO) concentration suitable for flotation is still unclear. In this work, a self–made …