Winchell, Alexander N. <br/><br/>
Elements of optical mineralogy   : An introduction to microscopic petrography 

 - 2nd ed. 
 - Amsterdam  Neudrack publisheres  1964 
<br/><br/><label>Subjects--Index Terms: </label>Physical mineralogy  Opaque minerals  Birefringence of minerals 
<br/><br/><label>Dewey Class. No.: </label>549.12  / K2