Jayawardena, D.2010-07-062010-07-061984Journal of the National Science Council of Sri Lanka, 12(1):p.53-69https://dl.nsf.gov.lk/handle/1/6508GraphiteMineral sandsMicaMineral explorationCeramic industryGlass industryCement industryGem industrySteal industryEppawela rock phosphateSeruwila copper-magnetiteGeologyThe present status of the development of mineral resources in Sri LankaArticle