Assertion: magnesium sulfate's magnesium | /r/HasProperty | silvery-white
Facets:
Source sentences:
text: Magnesium is light, silvery-white, and tough.
text: Magnesium (Mg) is a silvery white metal that is similar in appearance to aluminum but weighs one-third less.
text: Magnesium is a strong metal that is light and silvery-white.