Wollastonite (calcium metasilicate, or CaSiO3) is a naturally occurring white, non-metallic mineral with an acicular or needle-shaped crystal structure. This distinctive property makes wollastonite an ideal performance mineral for a broad range of industrial and consumer applications. Composition Notes: Willsboro typical values are reported. Theoretical 48.30 wt% CaO and 51.70 wt% SiO2 .Information provided by NYCO Minerals, subsequently acquired by Imerys. |