Jethawanaya Bead Collection; A gemological perspective – Dr. Pathmakumara Jayasingha

Dr. Pathmakumara Jayasingha

Senior Lecturer - Department of Geography, University of Colombo

Jayasingha, P

proceedings of 24th Annual Reserach Session, Geological Society of Sri Lanka

Publication year: 2008

Jayasingha,P. 2008.Jethawanaya Bead Collection; A gemological perspective. Abstracts of proceedings of 24^th Annual sessions of Geological Society of Sri Lanka