Assertion: beryllium | /r/HasProperty | discovered as the oxide
Facets:
value: by german chemist friedrich wöhler
type: OTHER
value: in beryl
type: LOCATION
value: by french chemist antoine a.b. bussy
type: OTHER
value: in emeralds
type: LOCATION
Source sentences:
text: Beryllium was discovered (1798) as the oxide by French chemist Nicolas-Louis Vauquelin in beryl and in emeralds and was isolated (1828) as the metal independently by German chemist Friedrich Wöhler and French chemist Antoine A.B. Bussy by the reduction of its chloride with potassium.