00710cam a2200241 4500 sa 68018206 DLC 20260227112709.0 711013s1967 ce ab 00010 eng sa 68018206 //r90 PL480:C-313 DLC DLC DLC ICU a-ce--- QE452.C4 G85 Gunaratne, H. S., 1932- Rocks and minerals of Ceylon, by H. S. Gunaratne. [Colombo] Dept. of National Museums, Ceylon, 1967. 58 p. illus., maps. 22 cm. 6.10 Ceylon National Museums handbook series ; 1 Petrology Sri Lanka. Mineralogy Sri Lanka. 88237 88237