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Reference.org
Calcium silicate
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<p>Calcium silicate can refer to several silicates of calcium including: </p> <ul><li>CaO·SiO2, <a href="/facts/Wollastonite/lgGWmUNQ">wollastonite</a> (CaSiO3)</li> <li>2CaO·SiO2, <a href="/facts/Larnite/0a4pTHFt">larnite</a> (Ca2SiO4)</li> <li>3CaO·SiO2, <a href="/facts/Alite/IkG9wHey">alite</a> or (Ca3SiO5)</li> <li>3CaO·2SiO2, (Ca3Si2O7).</li></ul> <p>This article focuses on Ca2SiO4, also known as calcium <a href="/facts/Orthosilicate/CKXheWm5">orthosilicate</a>. It is also referred to by the shortened trade name Cal-Sil or Calsil. All calcium silicates are white free-flowing powders. They are components of important structural materials because they are strong, cheap, and nontoxic. </p>