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 …
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 …
[HTML][HTML] Incomplete sulfide oxidation under sub-oxic conditions: rates and aqueous sulfur speciation
M Silva-Caceres, T Bond, B Vriens - Applied Geochemistry, 2023 - Elsevier
The oxidative dissolution of sulfide minerals consumes oxygen and can generate redox
gradients in mine wastes that affect the mobility of redox-sensitive solutes. However, the …
gradients in mine wastes that affect the mobility of redox-sensitive solutes. However, the …
A typical case study from smelter–contaminated soil: new insights into the environmental availability of heavy metals using an integrated mineralogy characterization
DM Xu, RB Fu - Environmental Science and Pollution Research, 2022 - Springer
Mineralogy was an important driver for the environmental release of heavy metals.
Therefore, the present work was conducted by coupling mineral liberation analyzer (MLA) …
Therefore, the present work was conducted by coupling mineral liberation analyzer (MLA) …
Investigating the reprocessing potential of abandoned zinc-lead tailings ponds: A comprehensive study using physicochemical, mineralogical, and 3D …
Abstract The Touissit-Boubker mine (TBM) in Morocco processed Zn and Pb-containing
sulfides, resulting in substantial tailings stored in open facilities from 1962 to 2002. These …
sulfides, resulting in substantial tailings stored in open facilities from 1962 to 2002. These …
Scale dependence of effective geochemical rates in weathering mine waste rock
Hydrogeochemical models for the prediction of drainage quality from full-scale mine waste-
rock piles are often parameterized using data from small-scale laboratory or field …
rock piles are often parameterized using data from small-scale laboratory or field …
Reactive transport modelling to investigate multi-scale waste rock weathering processes
Prediction of drainage quantity and quality is critical to reduce the environmental risks
associated with weathering mine waste rock. Reactive transport models can be effective …
associated with weathering mine waste rock. Reactive transport models can be effective …
Integrated 3D geo-environmental assessment of acid-forming materials in historic coal waste piles for sustainable management
Coal mining produces coal mine waste rock (CMWR), posing significant environmental risks,
including acid mine drainage (AMD) if unmanaged. The Jerada Mine in eastern Morocco …
including acid mine drainage (AMD) if unmanaged. The Jerada Mine in eastern Morocco …
[HTML][HTML] Compositional heterogeneity of secondary minerals in mine waste rock: Origins and implications for water quality
Secondary minerals in mine waste materials impose strong controls on water quality by
scavenging solutes of concern. This study investigates the mineralogical and compositional …
scavenging solutes of concern. This study investigates the mineralogical and compositional …
Oxidative dissolution of sulfide minerals in single and mixed sulfide systems under simulated acid and metalliferous drainage conditions
Chalcopyrite, galena, and sphalerite commonly coexist with pyrite in sulfidic waste rocks.
The aim of this work was to investigate their impact, potentially by galvanic interaction, on …
The aim of this work was to investigate their impact, potentially by galvanic interaction, on …