Assertion: aluminum | /r/HasProperty | si 2 o
Facets:
Source sentences:
text: Al 2 Si 2 O 5
text: Al 2 Si 2 O 7 , (Al 2 O 3 .2SiO 2 ), called metakaolinite, formed from kaolin by heating at 450 °C (842 °F).
text: Al 6 Si 2 O 13 , (3Al 2 O 3 .2SiO 2 ), the mineral mullite, the only thermodynamically stable intermediate phase in the Al 2 O 3 -SiO 2 system at atmospheric pressure.