Assertion: element uranium | /r/HasProperty | discovered by m.h. klaproth
Facets:
value: in 1789
type: TEMPORAL
value: from joachimsthal
type: LOCATION
value: in uraninite
type: LOCATION
Source sentences:
text: The element uranium was discovered by M.H. Klaproth in 1789 in uraninite from Joachimsthal (now Jáchymov, Cz.