白硅石,方英石,方石英;方英石;砂;方石英;矽_;二氧化硅(微粉硅胶);白硅石;二氧化硅
SILICA
43-63c;alpha-crystobalite;calcineddiatomaceousearth;calcineddiatomite;cristobalite(sio2);crystallinesilica(non-specificname);crystallinesilica,cristobalite;crystallinesilicondioxide,cristobalite
238-878-4
O2Si
60.08
1610 °C(lit.)
>100 °C(lit.)
2.6 g/mL at 25 °C(lit.)