| Webster's Online Dictionary |
| Expressions | Domain | Definition | |
| Extractive metallurgy | Mining | The extraction of metals from their ores or from the naturally occurring aggregates of minerals by various mechanical and chemical methods. The major divisions of extractive metallurgy may be classified as mineral dressing, pyrometallurgy, hydrometallurgy, and electrometallurgy. (references) | |
Source: compiled by the editor from various references; see credits. | Top | ||
