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Image Source. The most disturbing of the ancient currencies may be dolphin teeth, which were used in the Solomon Islands for hundreds of years, in keeping with timeworn traditions. In 2008 the islandâs dollar currency became devalued.
Denarius of Marcus Aurelius. Roman currency for most of Roman history consisted of gold, silver, bronze, orichalcum and copper coinage. (See: Roman metallurgy) From its introduction to the Republic, during the third century BC, well into Imperial times, Roman currency saw many changes in form, denomination, and composition.