Extractive metallurgy

Extractive metallurgy is the practice of extracting metal from ore, purifying it, and recycling it.

Hydrometallurgy

Hydrometallurgy involves the use of aqueous solutions to extract metals or compounds from their ores. Some of the hydrometallurgical processes include leaching, precipitation of insoluble compounds, pressure reduction.

Related Topics:
Hydrometallurgy - Aqueous

~ ~ ~ ~ ~ ~ ~ ~ ~ ~

Leaching is a process for chemical dissolution of the desired minerals in aqueous solutions. Due to the difference in the dissolution rates, it is possible to separate the compounds of different metals. Often, some oxidative reagents need to be added to promote leaching.

~ ~ ~ ~ ~ ~ ~ ~ ~ ~