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An overview on how to refine precious metals. There are many kinds of materials that yield pure gold, platinum, or silver when refined. Though it's usually a little intimidating the first time you do anything, refining precious metals yourself is relatively easy to do (even with no experience) provided you have the right information, supplies, and equipment.
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Mar 23, 2017· There Is Gold in Seawater, But We Can't Get at It From scams to mad science, the quest for the oceans' riches continues.
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The Refining Process of Gold | eHow. The process of refining gold can be traced as far back as 6000BC though most early gold artifacts are rarely pure and contain significant amounts of silver in them.
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The W1188 gold refining tumbler is a new technology compared to static refining plants. This refining unit consists of one PPL tumbler with a total volume of about 400 litres, inclined to 30° and rotated by a motor, with the possibility to adjust the rotation speed.
The two gold refining methods most commonly employed to derive pure gold are: the Miller process and the Wohlwill process. The Miller process uses gaseous chlorine to extract impurities when gold is at melting point; impurities separate into a layer on the surface of the molten purified gold.
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