In refractory ore, gold is trapped in sulfur minerals, so attaining satisfactory levels of gold recovery calls for further processing ahead of cyanidation. Many of the earth's leading mining companies, for example Newmont Mining, Barrick Gold and Kinross Gold, run gold mines while in the condition. I would like to https://irs-approvedgold85049.blogofoto.com/67431585/detailed-notes-on-physical-gold-ownership