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<p>[QUOTE=&quot;koen, post: 1373477, member: 35636&quot;]not sure if the answer came up allready why its always 999,9 on gold</p><p><br /></p><p>The answer is simple:</p><p>When they dig up gold it goes to a rafinary.</p><p>There they remove all the inpurity&#039;s.</p><p>There is never a way to remove all of it, and that is why they will always describe pure gold as 999,9</p><p>because there is always a chanse that there is some other natural mineral or impurity that remains in the gold</p><p><br /></p><p>Same thing for silver.</p><p><br /></p><p>Only reaso they add copper to it for jewels and stuf is because pure gold is &quot;soft&quot;.</p><p>The copper is added to make the metal harder.</p><p>When you should make a ring out of pure gold, it wil deform rather quickly because it is not hard enough.[/QUOTE]</p><p><br /></p>

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