Assertion: aluminum | /r/HasProperty | mineral
Facets:
Source sentences:
text: Aluminum is made from bauxite, a mineral that is mined from the earth.
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.