Assertion: iridium | /r/HasProperty | discovered by smithson tennant
Facets:
value: in 1803
type: TEMPORAL
value: in london
type: LOCATION
Source sentences:
text: Iridium was discovered by Smithson Tennant, an English chemist, in London, England in 1803, and it’s name comes from the Latin for iris, the goddess of the rainbow on account of its colored salts.
text: Iridium was discovered by Smithson Tennant in 1803, who named the element after the goddess Iris.