Iran's Bitcoin Economy: Will U.S.-Israeli Airstrikes Target Its Cryptocurrency Mining Farms? Iran is believed to account for roughly 15% of global bitcoin production – a key source of foreign currency for Tehran. If its mining infrastructure is hit, would prices move or would the market barely notice? March 01st, 14PM March 01st, 14PM For years, and according to recent reports, Iran has generated billions of dollars in foreign currency annually through cryptocurrency mining, primarily bitcoin.