Mendis, HCVS; Wimalagunasekara, KR; Jinadasa, MLS; Hemalal, PVA; Dharmaratne, PGR; Chaminda, SP
[Conference-Full-text]
The largest open pit limestone mine in Sri Lanka operated by Siam City Cement
Lanka Limited is located at Aruwakkalu, Puttalam. The red soil overburden is
directly excavated and low grade and high grade limestone layers ...