Assertion: silicon | /r/CapableOf | ’ found as silicate
Facets:
value: in rock form
type: OTHER
value: in sand
type: LOCATION
value: most commonly
type: DEGREE
Source sentences:
text: It’s most commonly found as a silicate (SiO 4 , or one silicon atom bound to four oxygen atoms) and silica (SiO 2 , or one silicon atom bound to two oxygen atoms).
text: Silicon, the main chemical element used in silicones, does not exist in a pure form naturally, but is found in the silicates in sand or rock form.