Calcium silicate
Calcium silicate can refer to several silicates of calcium including: CaO·SiO2, wollastonite (CaSiO3) 2CaO·SiO2, larnite (Ca2SiO4) 3CaO·SiO2, alite or (Ca3SiO5) 3CaO·2SiO2, (Ca3Si2O7). This article focuses on Ca2SiO4, also known as calcium orthosilicate, or by the shortened trade name Cal-Sil/Calsil.