Assertion: solar system's planet | /r/HasProperty | silicate
Facets:
value: mostly
type: DEGREE
Source sentences:
text: For starters, the inner planets are rocky and terrestrial, composed mostly of silicates and metals, whereas the outer planets are gas giants.
text: The terrestrial inner planets are composed largely of refractory minerals such as the silicates, which form their crusts and mantles, and metals such as iron and nickel which form their cores.