Assertion: gypsum | /r/HasProperty | natural mineral
Facets:
Source sentences:
text: Gypsum, a natural mineral in crystalline form, is a hydrous sulfate of calcium.
text: Gypsum is a natural mineral that continues to be used as the main component in Gold Bond and other brands of wallboard.
text: Gypsum, a natural mineral in crystalline form, is a hydrous sulfate of calcium.
text: Gypsum, a natural mineral mined all over the globe, is an inexpensive, safe soil additive that can break up compacted earth.