Varley, Reginald <br/><br/>
Sillimanite : andalusite, kyanite 

 - London  H. M. Stationery Office  1965 
 - v,165p.  25cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sillimanite
<br/><br/><label>LC Class. No.: </label>QE391.S5V3