bọọdụ silica-calcium, nke a makwaara dị ka bọọdụ composite gypsum, bụ ihe nwere ọtụtụ ihe, nke mejupụtara ntụ ntụ gypsum eke, ciment ọcha, gluu na eriri iko.Mbadamba silicate nke calcium nwere ihe eji egbochi ọkụ, ihe na-egbochi mmiri, mkpuchi ụda na mkpuchi okpomọkụ.Ọ nwere ike na-adọta w ...
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