It was not until the 260s or 250s BC that Sparta began to mint its own coins .
Allegedly , Spartans were prohibited from possessing gold and silver coins , and according to legend Spartan currency consisted of iron bars to discourage hoarding .
It was not until the 260s or 250s BC that Spartan began to mint Spartans ' own coins .
Allegedly , Spartans were prohibited from possessing gold and silver coins , and according to legend Spartan currency consisted of iron bars to discourage hoarding .