Seneviratne, L.K <br/><br/>
Index to minerals of Sri Lanka 

 - Colombo  Natural Sciences Energy & Sciences Authority  1994 
 - xv,67p.  28cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural science and mathematics<br/>Economic geology<br/>Earth sciences
<br/><br/><label>Dewey Class. No.: </label>553  / SEN