Gold extraction
id:
gold-extraction-182-17189779
title:
Gold extraction
text:
Gold extraction is the extraction of gold from dilute ores using a combination of chemical processes. Gold mining produces about 3600 tons annually, and another 300 tons is produced from recycling. Since the 20th century, gold has been principally extracted in a cyanide process by leaching the ore with cyanide solution. The gold may then be further refined by gold parting, which removes other metals by blowing chlorine gas through the molten metal. Historically, small particles of gold were amal
brand slug:
wiki
category slug:
encyclopedia
description:
Process of extracting gold from ore
original url:
https://en.wikipedia.org/wiki/Gold_extraction
date created:
2005-04-03T08:26:29Z
date modified:
2024-09-06T13:34:38Z
main entity:
{"identifier":"Q1976854","url":"https://www.wikidata.org/entity/Q1976854"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/d/df/Gold_heap_leaching.jpeg","width":728,"height":480}
fields total:
13
integrity:
16