Metasilicates are silicates containing ions of empirical formula . Common stoichiometries include MSiO3 and MSiO3. Metasilicates can be cyclic, usually the hexamer or chains .

Common compounds containing metasilicate anion are:

• Inosilicates

• Metasilicic acid (hydrogen metasilicate)

• Sodium metasilicate

• Calcium metasilicate

References