The Inca were using silver and gold for ornaments and for decorating temples and palaces. Also it was used for a personal jewelry. Emperor Atahualpa had a throne of 15 karat gold. The Inca practiced basic mining in the Andes Mountains and that was a resource for their gold and silver. When Atahualpa was captured by the Spanish, the Inca filled a large room with gold and silver in return for his freedom.
Answer: The main uses the Inca had for silver and gold was decorating temples and palaces and for a personal jewelry.
