A gold coin that was superseded by the Solidus
A Roman gold coin, worth 25 silver denarii. An aureus weighed from 115 to 126.3 grains (7.45 to 8.18 grams).
the standard gold coin of the Roman empire, worth 25 denarii (q.v.).
The best known of the Roman gold coins. It succeeded the scripulum. The regular coinage of the aurei began with Julius Ceasar. Orginally struck at 42 to the Roman pound. Weight reduced gradually to 70 to a pound in the time of Gallienus 253 - 268 AD.
The aureus (pl. aurei) was a gold coin of ancient Rome valued at 25 silver denarii. The aureus was regularly issued from the 1st century BC to the beginning of the 4th century AD, when it was replaced by the solidus. The aureus is approximately the same size as the denarius, but is heavier due to the higher density of gold.