That leaves only three possibilities beyond America’s influence: Chinese yuan, Russian roubles, and gold, all independent from the West’s banking system. It is no wonder the new yuan for oil contract in Shanghai, perhaps with a little help from China’s state-owned banks, has got off to a roaring start. We can all understand the desire to lock in oil prices for future delivery, in this case it is in return for yuan issued by the People’s Bank of China. However, in the future Iran will be able to spend the bulk of her yuan on other raw materials, using a range of yuan futures contracts as a bridge to them from her oil.
https://www.goldmoney.com/research/goldmoney-insights/gold-s-monetary-rehabilitation