2 ms·I've been to gold conferences in Australia and I paid my admission with a gold coin.by Bitcoin_McPonzi 9y agoI've been to gold conferences in Australia and I paid my admission with a gold coin.oliyoung 9y agocough those are 90% copper, didn't have any gold in themIncRnd 9y agoAre you sure it was a gold coin and not a golden coin?