Difference between calcination and roasting.
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Roasting involves heating of ore lower than its melting point in the presence of air or oxygen. Calcination involves thermal decomposition of carbonate ores. Roasting is carried out mostly for sulfide minerals. During calcination, moisture is driven out from an ore.
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Roasting involves heating of ore lower than its melting point in the presence of air or oxygen. Calcination involves thermal decomposition of carbonate ores. Roasting is carried out mostly for sulfide minerals. During calcination, moisture is driven out from an ore.
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