Refine Material
The process(es) by which the material is treated further in order to separate the desired material(s) from its unwanted matrix (gangue) material and so generate a purified product.
Typical processes include:
Electrowinning, Solvent extraction, Ion exchange, Dissolution and selective precipitation, Osmosis, Leaching, Gravimetric separation, Magnetic separation, Adsorption, Calcination, Cementation, Distillation, Filtration, Washing, Roasting, Drying, Reduction, Oxidation, Smelting
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