Assertion: astatine | /r/HasProperty | described
Facets:
value: sometimes
type: TEMPORAL
value: as being a black solid
type: OTHER
Source sentences:
text: Astatine is sometimes described as probably being a black solid (assuming it follows this trend), or as having a metallic appearance (if it is a metalloid or a metal).
text: Astatine is sometimes described as probably being a black solid (assuming it follows this trend), or as having a metallic appearance (if it is a metalloid or a metal).