Assertion: germanium | /r/HasProperty | recovered
Facets:
value: from copper ores
type: LOCATION
value: from silver
type: OTHER
value: from lead
type: OTHER
value: commercially
type: MANNER
value: from fly ash
type: OTHER
Source sentences:
text: Today, germanium is mined primarily from sphalerite (the primary ore of zinc), though germanium is also recovered commercially from silver, lead, and copper ores.
text: Today, germanium is primarily obtained from the smelting of zinc ores and is recovered from certain types of coal ash in Russia and China.
text: Germanium is also recovered from fly ash produced by the burning of certain types of coal.
text: Today, germanium is mined primarily from sphalerite (the primary ore of zinc), though germanium is also recovered commercially from silver, lead, and copper ores.