Assertion: periclase | /r/HasProperty | fine powder
Facets:
value: with a bitter taste
type: OTHER
value: very
type: DEGREE
value: with no odor
type: OTHER
value: in its purest form
type: OTHER
Source sentences:
text: In its purest form, magnesium oxide is a colorless or white crystalline material or very fine powder, with no odor and a bitter taste.