Assertion: arsenic | /r/HasProperty | obtained
Facets:
value: from an ore mineral of arsenic
type: OTHER
value: from copper
type: OTHER
value: from gold
type: OTHER
Source sentences:
text: Arsenic may be obtained from copper, gold, and lead smelter flue dust, as well as from roasting arsenopyrite, the most abundant ore mineral of arsenic.
text: Most arsenic is obtained not from an ore mineral of arsenic, but as a by-product in the treatment of gold, silver, copper, and other metal ores.