Assertion: gypsum | /r/HasProperty | gray
Facets:
value: usually
type: DEGREE
value: in appearance
type: OTHER
value: in color
type: OTHER
Source sentences:
text: Gypsum is usually white, colorless, or gray in color.
text: Gypsum is a mineral, which is ordinarily white or gray in appearance, although it may be red, brown, or yellow, as well.