Mckinstry, Hugh Exton <br/><br/>
Mining geology. 

 - New York :  Prentice-Hall,  1948. 
 - 680 p. :  il. ;  23 cm  
 - Prentice-Hall Geology Series .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geología
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Libro
<br/><br/><label>Universal Decimal Class. No.: </label>550.8