Oldershaw, Cally <br/><br/>
Guide to gems 

 - London  Philip's , a Division of Octopus Publishing  2003 
 - 224p.:ill. 
<br/><br/><label>ISBN: </label>978054083893 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Crystals-Identification<br/>Precious stones
<br/><br/><label>Dewey Class. No.: </label>553.8  / Ol18g