|Origin:||mineralis 'of mines', from Old French mine; MINE2|
a substance that is formed naturally in the earth, such as coal, salt, stone, or gold. Minerals can be dug out of the ground and used:
The area is very rich in minerals.
a country with few mineral resources
a natural substance such as iron that is present in some foods and is important for good health:
Fish is a rich source of vitamins and minerals.