Rocks and minerals of Ceylon,
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. - Ceylon National Museums handbook series ; 1 .
sa 68018206 //r90
Petrology--Sri Lanka.
Mineralogy--Sri Lanka.
QE452.C4 / G85
Rocks and minerals of Ceylon, by H. S. Gunaratne. - [Colombo] Dept. of National Museums, Ceylon, 1967. - 58 p. illus., maps. 22 cm. - Ceylon National Museums handbook series ; 1 .
sa 68018206 //r90
Petrology--Sri Lanka.
Mineralogy--Sri Lanka.
QE452.C4 / G85