Assertion: beryllium | /r/HasProperty | 3 al
Facets:
value: through a chemical process
type: MANNER
Source sentences:
text: Today, beryllium is primarily obtained from the minerals beryl (Be 3 Al 2 (SiO 3 ) 6 ) and bertrandite (4BeO·2SiO 2 ·H 2 O) through a chemical process or through the electrolysis of a mixture of molten beryllium chloride (BeCl 2 ) and sodium chloride (NaCl).