Here’s a look at 12 of the most valuable Chinese coins. Estimated prices and descriptions are from CoinValueLookup. Keep in mind that the highest values are for coins in top graded condition.

Many different metals have been used as money, including copper, iron, tin, gold, and silver. Metal money can be melted down and used for other purposes, which makes it an appealing form of payment.

Instead, the value was created purely by the authority ... Getty Images These Chinese coins dating back to the Song Dynasty (960-1279) were found in 2005 Iron coins aren't terribly practical.