During the Middle Ages of Europe, gold was used to adorn churches and religious artifacts. Gold was a substance of spirituality to the early Europeans. They viewed gold as a symbol and vessel of God's divine light. Churches were decorated with intricate golden ornaments and in most cases, had sections of the architecture painted or built in gold. Many
crucial coin that the Europeans produced was called the “nomisma” as it was the standard means of exchange within the trade of the Mediterranean.
After a period of time, the different types of coins for each region in Europe was so diverse, that the system became convoluted and difficult to use in trade. So Charlemagne, who was the king of Europe at the time, standardized the coin. There was one official coin for trading which made it easier to trade both between other countries and
amongst themselves.