Ismail, M.G.M.U.Amarasekera, J.Kumarasinghe, J.S.N.2010-07-062010-07-061982Journal of the National Science Council of Sri Lanka, 10(1):p.107-127https://dl.nsf.gov.lk/handle/1/6737RutileZirconOxidationLeachingCalciningReductionMineralsStudies on decomposition of ilmenite from Sri LankaArticle