Winchell, Alexander N. <br/><br/>
Elements of optical mineralogy  :An introduction to microscopic petrography part II-description of minerals 

 - New Delhi  Wiley eastern   1968 
<br/><br/><label>Subjects--Index Terms: </label>Elements of optical mineralogy  Multiple sulfides  Elements of metallic bonding 
<br/><br/><label>Dewey Class. No.: </label>549.12  / J1;2