Gold mining can be a dirty business. Even with relatively rich deposits, usually found in remote areas, you need giant ...

For this reason, intensive research is being carried out into efficient methods of recovery. Compared to other methods, the ...

Particulate processing, chemistry and thermodynamics of metals extraction; physical separation processes, sustainable raw materials production, oxidative and reductive bioleaching of metals.

Bioleaching is a far less environmentally harmful technology, making use of bacteria to extract precious metals like copper ...

Bioleaching close bioleachingUsing bacteria to extract metals from their ores. is used to extract small quantities of metals from mining waste heaps. Electrolysis can be used to extract the metal ...