Assertion: antimony | /r/HasProperty | metal
Facets:
value: often
type: DEGREE
value: possibly much earlier
type: TEMPORAL
Source sentences:
text: Antimony is a metal found in natural deposits as ores containing other elements.
text: Antimony was recognized in compounds by the ancients and was known as a metal at the beginning of the 17th century and possibly much earlier.
text: It is often considered to be a metal- as it is used in alloys - such as pewter.
text: Antimony is called semi-metal because in pure form, it isn’t shiny and malleable.
text: Antimony is a metal that is found in nature.
text: Antimony is a solid and a metal.
text: Although antimony is known as a metal, it is a very poor conductor of electricity and is toxic to humans.