WORLD HISTORY

Detailed explanation-1: -Early Roman coins (from the 200s BCE) were made in bronze, but they later evolved to include silver, gold and copper in the coin-making process. The most popular and prevalent coin of the Roman Empire was the denarius, made from pressed silver; it remained in circulation for an astonishing five centuries.

Detailed explanation-2: -The Romans used a yellowish alloy of copper and zinc, a type of brass called orichalcum, for the higher token denominations (see nos. 80-81) and the redder copper for the two smallest denominations.

Detailed explanation-3: -The Romans made coins of gold, silver, and bronze in order to create a trade and promote their leaders.

Detailed explanation-4: -The Greeks used only a few copper coins, but the Romans had a large variety of copper money. The Roman As probably signified originally 1 lb weight of uncoined copper. It was divided into twelve ounces, the first six of which were represented by copper coins.

Detailed explanation-5: -The basic silver coin of the Roman Empire was the denarius. By decree of Caesar Augustus in 15 b.c.e, It was nearly pure silver, 95–98%, and had a fixed weight and value in relationship to the rest of the Roman monetary system.

Detailed explanation-6: -The aureus ( pl. aurei, ‘golden’, used as a noun) was a gold coin of ancient Rome originally valued at 25 pure silver denarii (sin. denarius). 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.