How we scored it
CaSiO3 natural calcium silicate mineral; formula and iupac are consistent with the CosIng description. Minerals are natural origin.
What counts. ISO 16128-2 scores the atoms that remain in the final ingredient. Reagents, solvents, catalysts and protecting groups used during manufacture leave no mass behind and are not counted.
Where it comes from
Mined from natural mineral deposits and milled to a fine powder. No synthetic route is used commercially.
In plain English
A naturally mined calcium silicate mineral used as a mild abrasive and texturiser in powders. Mined rock, ground and purified.
CosIng definition: Wollastonite is the mineral consisting chiefly of CaSiO.
Structure
calcium dioxido(oxo)silane
References
- 1ISO 16128-1:2016 and ISO 16128-2:2017 — Guidelines on technical definitions and criteria for natural and organic cosmetic ingredients and products. ISO, Geneva.
- 2Wollastonite. PubChem CID 26370. National Center for Biotechnology Information. pubchem.ncbi.nlm.nih.gov ↗
- 3WOLLASTONITE. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 4WOLLASTONITE. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=WOLLASTONITE