wollastonite
/ˈwʊləstəˌnaɪt/
noun
- A white or gray mineral used in ceramics, paints, and plastics to make them stronger or more heat-resistant.
- Wollastonite is added to ceramic tiles to prevent them from cracking during firing.
- The paint manufacturer uses wollastonite to improve the durability of the coating.
- Miners extract wollastonite from the ground and crush it into a fine powder.