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<p>[QUOTE=&quot;TypeCoin971793, post: 3596748, member: 78244&quot;]I don’t have the other side of the mould. I’d let you know if I did.</p><p><br /></p><p><br /></p><p><br /></p><p>Two halves of a mould had a single hole into which molten bronze was poured. When the bronze cooled, the moulds were broken away, and the coins were broken off the resulting tree. Then the edges were filed so that they were round and flat. The square holes were designed with this last step in mind.</p><p><br /></p><p><br /></p><p><br /></p><p>Then how did the metal escape the channels and then solidify in areas where the other half of the mould would be in direct contact?</p><p><br /></p><p>&nbsp;</p><p><br /></p><p>Many/most were thrown away after a single use to free the tree, though some were broken up simply to ensure that counterfeiters were not able to use them. What happened after that is anyones guess, but a huge hoard of clay Wu Zhu fragments was unearthed in Sanmanxia (sp?) city. Most/all of mine came from that hoard.[/QUOTE]</p><p><br /></p>

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