Zirconium Silicate
AKA “Silicic acid, zirconium(4+) salt, 1344-21-4, RefChem:1098530, DTXSID501032382, 215-690-0, 10101-52-7, Zircon, Zircon (Zr(SiO4)), Zirconite”
Ingredient
Ingredient Facts
Zirconium silicate
AKA: Silicic acid, Zirconium(4+) salt, 1344-21-4, RefChem:1098530, DTXSID501032382, 215-690-0, 10101-52-7, Zircon (Zr(SiO4)), Zirconite
Ingredient · Abrasive · EWG: 4
Synthetic
Not Clean
zirconium orthosilicate; silicic acid, zirconium(4+) salt
Formula
O4SiZr
Mol. Weight
183.30
CAS #
10101-52-7, 1344-21-4
Form
Powder
State
Dry Powder
See origin →
Functions
Abrasive
Opacifying
Physical Exfoliant
Adds Opacity
Antioxidant Protection
Wound Healing
Fights Bacteria
Gently polishes surface
Creates creamy opacity
Traditional Use
A synthetic mineral compound developed in the 20th century for use in cosmetics and industrial applications. Zirconium silicate is primarily used in modern cosmetics as an opacifying agent and colorant, with no traditional medicinal or cosmetic history.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Final Report on the Safety Assessment of Aluminum Silicate, Calcium Silicate, Magnesium Aluminum Silicate, Magnesium Silicate, Magnesium Trisilicate, Sodium Magnesium Silicate, Zirconium Silicate, Att
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
Aluminum Iron Calcium Magnesium Zirconium Silicates
European Commission
EU Cosmetic Ingredient Database (CosIng)
Aluminum zirconium complexes
Health Canada
Health Canada Cosmetic Ingredient Hotlist
b) Not permitted in combination with aluminum chloride, aluminum chlorohydrate or its associated complexes or other aluminum zirconium complexes.
Health Canada
Health Canada Cosmetic Ingredient Hotlist
b) Not permitted in combination with aluminum chlorohydrate or its associated complexes or aluminum zirconium complexes
Health Canada
Health Canada Cosmetic Ingredient Hotlist
Zirconium and its compounds
Health Canada
Health Canada Cosmetic Ingredient Hotlist
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR