Assertion: silica | /r/HasAspect | high melting point
Facets:
value: very
type: DEGREE
Source sentences:
text: Silica is hard and chemically inert and has a high melting point, attributable to the strength of the bonds between the atoms.
text: However, silica has too high a melting point to fuse.
text: Silica has a very high melting point because a large number of silicon-oxygen bonds have to be broken in order to melt it.