Hewawasam, A.L.T.Dahanayake, K.2020-11-162020-11-161999Sabaragamuwa University Journal, 2(1):p.61-67https://dl-susl.nsf.gov.lk/handle/1/742ApatitePhosphateSolubilityMineralogyA note on the chemistry and mineralogy of apatite crystals of Eppawala and Ridigama phosphate depositsArticle