Tennakone, K.2012-06-272012-06-272011Journal of the National Science Foundation of Sri Lanka39(2)pp.97-111https://dl.nsf.gov.lk/handle/1/9007ChemistryThorium mineralsRadioactivityThorianiteThoriteLeadHeliumEkaniteZirconNuclear energyHistoryThorium minerals in Sri Lanka, history of radioactivity and thorium as a future energy source. a compendium to commemorate the International year of chemistry 2011Article