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Cause of Red Spots on Gold Coins
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<p>[QUOTE="GDJMSP, post: 982380, member: 112"]Well, when you are doing your research make sure to check out the refining method known as cupellation. It is one of the oldest. And oddly enough the reason it works so well is that all that is required to purify the gold is mixing it with lead. Sound hard to imagine ? Read, you'll find out.</p><p><br /></p><p>Then you can also check the works of Pliny and Dioscorides, in the first and second centuries, even they tell of how mercury was used to purify gold.</p><p><br /></p><p>Then you need to check a bit more on gold itself. It is the metal that is found more often in its pure state than any other metal. How'd it get pure ? It was refined by Mother Nature. And it is likely the very first metal known to man.</p><p><br /></p><p>Too many people make too many assumptions simply because they do not have the knowledge.[/QUOTE]</p><p><br /></p>
[QUOTE="GDJMSP, post: 982380, member: 112"]Well, when you are doing your research make sure to check out the refining method known as cupellation. It is one of the oldest. And oddly enough the reason it works so well is that all that is required to purify the gold is mixing it with lead. Sound hard to imagine ? Read, you'll find out. Then you can also check the works of Pliny and Dioscorides, in the first and second centuries, even they tell of how mercury was used to purify gold. Then you need to check a bit more on gold itself. It is the metal that is found more often in its pure state than any other metal. How'd it get pure ? It was refined by Mother Nature. And it is likely the very first metal known to man. Too many people make too many assumptions simply because they do not have the knowledge.[/QUOTE]
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