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<p>[QUOTE=&quot;Gallienus, post: 4833753, member: 42034&quot;]Yes, a company called Metallium makes coins of many elements.&nbsp; I believe I bought a Rhodium coin from them as I have all the Platinum Group elements in coin form except for Osmium: the densest naturally occuring element.&nbsp; Osmium I have in ingot form as it&#039;s too brittle to strike into a coin although it can be cast nicely.</p><p><br /></p><p>I don&#039;t recall Pd being particularly expensive 2 or 3 years ago.&nbsp; More expensive than Ag but less than Au.</p><p><br /></p><p>Their coins are around 8.0 grams each: about the size of a nickel and vary in price: i.e. Pt is more expensive than Cu.</p><p><br /></p><p>I&#039;ve used these for a display to a high school science class.[/QUOTE]</p><p><br /></p>

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