Johan J M <br/><br/>
Text book of minerology 
J M John 
 - New Delhi  Rajat Publications  2017 
 - vi, 298p.;  23 cm 
<br/><br/><label>ISBN: </label>9788178807348 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Minerology
<br/><br/><label>Dewey Class. No.: </label>549  / JOH