Assertion: heap leaching | /r/HasProperty | industrial process
Facets:
value: for extracting precious metals
type: PURPOSE
Source sentences:
text: Heap leaching is an industrial process for extracting precious metals and minerals by dissolving them from ore with liquids known as leaching solutions.
text: Heap leaching is an industrial process for extracting precious metals and minerals by dissolving them from ore with liquids known as leaching solutions.