硅灰石 Save Sign in to save words guīhuīshí ㄍㄨㄟ ㄏㄨㄟ ㄕˊ wollastonite CaSiO3 Character by character 硅(guī)silicon 灰(huī)ash 石(shí)rock A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0