Azerbaijan, Baku, Aug.14/ Trend F.Milad/
U.S. dollar was sold at 21,280 rials in Iran's unofficial market on Tuesday, the Mehr news agency reported.
Pound and Euro were also traded at 33,670 rials and 26,250 rial, respectively.
Each ounce of gold was sold at $1615 in international markets.
Iran's central bank allowed trading in its currency at market levels after fixing the exchange rate in January as the threat of sanctions over the country's nuclear program and economic risks spurred Iranians to buy up dollars.
The bank on January 26 fixed the rate at 12,260 after the U.S. dollar surged to almost double that level in unofficial currency markets.
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