金礦開採

金礦開採是指從富含金的地層中開採黃金的過程。目前有多種技術可以從地層中開採出黃金，最原始的方法是淘金。目前工業上多用氰化法提純金，但氰化物有毒，因此正在開發新的提金試劑。人類在數千年前就開始開採黃金了。

參考資料[編輯]

Ali, Saleem H. Gold mining and the golden rule: a challenge for producers and consumers in developing countries. Journal of Cleaner Production. Improving Environmental, Economic and Ethical Performance in the Mining Industry. Part 1. Environmental Management and Sustainable Development. 2006-01-01, 14 (3): 455–462. ISSN 0959-6526. doi:10.1016/j.jclepro.2004.05.009 （英語）.
DUPARC, Sacha J. Thematic Investments: Gold Miners' Free Cash Flows Expansion: Gold Prices Far Outpacing Capital & Operational Costs. 2011. ^{[失效連結]}