Assertion: germanium | /r/AtLocation | industry
Facets:
value: from zincblende
type: LOCATION
value: primarily
type: DEGREE
Source sentences:
text: In industry, germanium is primarily produced from by-products of the processing of nonferrous metal ores (zincblende and zinc-copper-lead polymetal concentrates) containing 0.001-0.1 percent germanium.