Mitigation of metal mining influenced water by James J Gusek; Linda A Figueroa; Society for Mining,
By James J Gusek; Linda A Figueroa; Society for Mining, Metallurgy, and Exploration (U.S.)
Mitigation of steel Mining stimulated Water is the ''how to mend it'' quantity in a sequence of six handbooks on applied sciences for dealing with steel mine and metallurgical approach prompted water. not like different texts that spotlight solely on acid drainage from coal mines, this accomplished sequence examines either acidic and impartial pH waters from steel mining and metallurgical tactics which may impression the surroundings. The authors take a holistic strategy by means of contemplating all points of the mine existence cycle, from making plans and layout to closure. Read more...
content material: advent; The actual surroundings; making plans and layout concerns; resource and Migration keep an eye on; remedy of steel Mining motivated Water.
summary: Mitigation of steel Mining encouraged Water is the ''how to mend it'' quantity in a sequence of six handbooks on applied sciences for handling steel mine and metallurgical technique inspired water. in contrast to different texts that attention completely on acid drainage from coal mines, this entire sequence examines either acidic and impartial pH waters from steel mining and metallurgical procedures which may effect the surroundings. The authors take a holistic technique by means of contemplating all points of the mine lifestyles cycle, from making plans and layout to closure
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Mitigation of steel Mining stimulated Water is the ''how to mend it'' quantity in a chain of six handbooks on applied sciences for dealing with steel mine and metallurgical technique inspired water. not like different texts that attention solely on acid drainage from coal mines, this entire sequence examines either acidic and impartial pH waters from steel mining and metallurgical methods that could impression the surroundings.
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Extra resources for Mitigation of metal mining influenced water
In both cases, the resulting deposit can improve physical and chemical characteristics that decrease the potential for acid generation and trace metal release. , tailings) to limit exposure of mine waste materials to oxygen. This can be done by mixing tailings and waste rock prior to disposal. The high moisture-retention capacity of the tailings creates saturated conditions throughout the deposit. Since oxygen diffuses more slowly through water than air, the rate of sulfide oxidation is minimized.
Aspects of the heap leach design intrinsically assist in future MIW control, especially designs for solution collection and containment, such as drains, liners, or solution ponds. At closure, however, the high permeability of the ore, which assists in solution management while the heap is active, permits the entrance of meteoric water and, possibly, migration of any MIW that may have formed from the site. Planning and design should include ore characterization to determine whether the ore will become net acid-producing upon closure.
Benefits to the mining operation may include increased stability of underground mine workings, smaller land disturbances, and lower disposal and reclamation costs. Numerous techniques for backfilling mine voids have been developed over the years. For open pit backfill, transporting mine waste from a temporary storage area may simply involve truck hauling or pumping tailings slurry. Reactive materials typically are placed near the center of the pit, surrounded by less reactive mine waste that limits the exposure of reactive materials to water and oxygen.