The Ore Minerals Under the Microscope/  an optical guide 
Pracejus, Bernhard [ed.] 
 - Amsterdam:  Elsevier,  2008. 
 - xviii, 875P. 
<br/><br/><label>ISBN: </label>9780444528636 
<br/><br/><label>Dewey Class. No.: </label>912  / PRA/O