Introduction to mines and minerals / 
by Eddie Rodrignez. 
 - USA :  NYC Academics LLC,  2012. 
 - vi, 264 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9781621581215 (hbk.)  RM444.25 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal mines and mining.