2021118 · Roughly 70% of current Class 1 nickel production is derived from sulfide ores – with the remainder originating from limonitic laterite deposits. Sulfide deposits are relatively easy to exploit through conventional underground or open pit mining, smelting, and refining. Laterites, on the other hand, require intensive hydrometallurgical processing …
view more202141 · Abstract Current concerns about lack of diversity in supply of critical metals have spurred research into utilizing domestic sources, particularly from waste streams. Sustainability strategies like urban mining, industrial symbiosis, and the circular economy suggest avenues to realize new supplies of critical metals. In this work we explore the …
view more201411 · Abstract Industrial processes generate various mineral residues with a potential for reuse, recycling or manufacturing of new materials or products, such as metallurgical slag, ash from energy production, waste from mining and enrichment of ore and fiber sludge from the forest industry, among others. Some of these by-products can be …
view more2021824 · Acid mine drainage (AMD) at mining sites has caused governments, industries, and research organizations to identify and investigate preventive measures and to develop technologies to manage mining wastes and mine water since the late 1970s. In Canada, a program called Mining Environment Neutral Drainage (MEND) was initiated in …
view more2023223 · Environmental impact. Water resources. Evaporitic technology for lithium mining from brines has been questioned for its intensive water use, protracted duration and exclusive application to ...
view more20211126 · The consumption of freshwater in mining accounts for only a small proportion of the total water use at global and even national scales. However, at regional and local scales, mining may result in significant impacts on freshwater resources, particularly when water consumption surpasses the carrying capacities defined by the …
view more2022822 · Discover the advancements in hydrometallurgical processing of nickel lateritic ore, essential for specialized steels in the growing stainless-steel industry.
view more20201112 · The Environmental Impact of Lithium Batteries. During the Obama-Biden administration, hydraulic fracturing was accused of causing a number of environmental problems—faucets on fire, contamination of drinking water, etc.—but the administration’s own Environmental Protection Agency could not validate those accusations .
view more2024531 · Nickel that The Metals Company mined from the bottom of the Pacific Ocean can be used in electric vehicle batteries, Geneva-based verification and inspection firm SGS says. An SGS lab in Ontario ...
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