oxide-rich materials
noun phraseUK /ˈɒksaɪd rɪtʃ məˈtɪəriəlz/
US /ˈɑːksaɪd rɪtʃ məˈtɪriəlz/
These are things that have a lot of oxygen mixed with other stuff inside them.
The red rocks in the desert are oxide-rich materials because they hold lots of oxygen and iron.
OTHER MEANINGS
2. Substances in which oxygen is chemically bonded to metals or other elements in large amounts.
Bauxite and hematite are oxide-rich materials used to make aluminum and iron.
3. Earth materials, such as certain soils or sediments, that contain a high proportion of oxide minerals.
The soil near the volcano is oxide-rich material that gives it a deep red color.
4. Industrial raw inputs that supply oxygen compounds for making ceramics, glass, or pigments.
The factory buys oxide-rich materials to produce colored glazes for pottery.