[HTML][HTML] Challenges and avenues for acid mine drainage treatment, beneficiation, and valorisation in circular economy: A review
Mining activities are notorious for their environmental impact, with acid mine drainage (AMD)
being among the most significant issues. Specifically, AMD has recently been a topical issue …
being among the most significant issues. Specifically, AMD has recently been a topical issue …
Prediction of acid mine drainage: Where we are
The mining and ore processing of sulfide-bearing deposits generates large volumes of
waste rock (WR) and tailings, which often contain barren and residual iron sulfides (eg …
waste rock (WR) and tailings, which often contain barren and residual iron sulfides (eg …
Environmental contamination by heavy metals
The environment and its compartments have been severely polluted by heavy metals. This
has compromised the ability of the environment to foster life and render its intrinsic values …
has compromised the ability of the environment to foster life and render its intrinsic values …
Hydrogeochemistry and microbiology of mine drainage: An update
The extraction of mineral resources requires access through underground workings, or open
pit operations, or through drillholes for solution mining. Additionally, mineral processing can …
pit operations, or through drillholes for solution mining. Additionally, mineral processing can …
Challenges, advances and sustainabilities on the removal and recovery of manganese from wastewater: A review
K Nkele, L Mpenyana-Monyatsi, V Masindi - Journal of cleaner production, 2022 - Elsevier
Wastewater matrices rich in manganese triggers severe and disastrous ecological
impairments to different spheres of the receiving environment. This is attributed to the …
impairments to different spheres of the receiving environment. This is attributed to the …
Mine waste rock: Insights for sustainable hydrogeochemical management
Mismanagement of mine waste rock can mobilize acidity, metal (loid) s, and other
contaminants, and thereby negatively affect downstream environments. Hence, strategic …
contaminants, and thereby negatively affect downstream environments. Hence, strategic …
The exposure of global base metal resources to water criticality, scarcity and climate change
Mining operations are vital to sustaining our modern way of life and are often located in
areas that have limited water supplies or are at an increased risk of the effects of climate …
areas that have limited water supplies or are at an increased risk of the effects of climate …
Role of secondary minerals in the acid generating potential of weathered mine tailings: Crystal-chemistry characterization and closed mine site management …
Mine tailings exposed to water and oxygen generate acid mine drainage (AMD) when the
neutralizing minerals are insufficient to buffer the acid produced by sulfide oxidation. Mineral …
neutralizing minerals are insufficient to buffer the acid produced by sulfide oxidation. Mineral …
Origin, distribution, and geochemistry of arsenic in the Altiplano-Puna plateau of Argentina, Bolivia, Chile, and Perú
Elevated concentrations of arsenic in water supplies represent a worldwide health concern.
In at least 14 countries of South America, high levels have been detected relative to …
In at least 14 countries of South America, high levels have been detected relative to …
The geochemistry and hydrology of coal waste rock dumps: A systematic global review
C Welch, SL Barbour, MJ Hendry - Science of the Total Environment, 2021 - Elsevier
Coal has been a major global resource for at least the past 250 years. The major waste
product of coal mining is waste rock, which is stored in dumps of various sizes. Although the …
product of coal mining is waste rock, which is stored in dumps of various sizes. Although the …