id author title date pages extension mime words sentences flesch summary cache txt en-wikipedia-org-3120 Aureus - Wikipedia .html text/html 1279 174 71 aurei, 'golden', used as a noun) was a gold coin of ancient Rome originally valued at 25 pure silver denarii. The aureus was about the same size as the denarius, but heavier due to the higher density of gold (as opposed to that of silver). Before the time of Julius Caesar the aureus was struck infrequently, probably because gold was seen as a mark of un-Roman luxury.[citation needed] Caesar struck the coin more often, and standardized the weight at 306–337) in 312 AD, permanently replacing the aureus as the gold coin of the Roman Empire. Name Gold content Julius Caesar Aureus Diocletian Aureus 5.45 grams 0.667 Due to runaway inflation caused by the Roman government's issuing base-metal coinage but refusing to accept anything other than silver or gold for tax payments, the value of the gold aureus in relation to the denarius grew drastically. Wikimedia Commons has media related to Aureus. ./cache/en-wikipedia-org-3120.html ./txt/en-wikipedia-org-3120.txt