Assertion: onyx's color | /r/HasProperty | white
Facets:
value: usually
type: DEGREE
Source sentences:
text: The seven colors of Haft Rang tiles were usually black, white, ultramarine, turquoise, red, yellow and fawn.
text: Color is white or none, though shades of gray, red, orange, yellow, green, blue, violet, brown, or even black can occur when the mineral is charged with impurities.