The global uraniumNatural radioactive element with the atomic number 92. The n... resources (2019) with mining costs up to US $ 130 per kilogram amount to about 6.15 million tonnes and 8.07 million tonnes with mining costs up to US $ 260 per kilogram. The total annual uraniumNatural radioactive element with the atomic number 92. The n... demand was 59,200 tonnes for all world-wide nuclear power plants then operating (443 in 2019).