You aren’t likely to come across one of those outside of a museum. But even modern Chinese coins can fetch seven figures on the collectibles market. See: 5 Copper Coins Worth Money Find ...
An 18th Century Chinese coin found in the remote Wessel Islands off the coast of the NT adds another piece to the puzzle of Australia’s early trade routes.
The Texas Chinese bitcoin gold rush Bitcoin dives as ... the currencies - the trade of using powerful computers to make new coins. Bitcoin explained: How do cryptocurrencies work?