Roberts, Willard Lincoln. <br/><br/>
Encyclopedia of minerals 
Willard Lincoln Roberts, George Robert Rapp, Jr., Thomas J. Campbell ; photo editor, Wendell E. Wilson. 
 - 2nd ed. 
 - New York  Van Nostrand Reinhold  c1990. 
 - p. cm. 
<br/><br/> 911130 
<br/><br/><label>ISBN: </label>0442276818 
<br/><br/><label>LCCN: </label>89005633  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mineralogy--Dictionaries.
<br/><br/><label>LC Class. No.: </label>QE355  / .R6 1990 
<br/><br/><label>Dewey Class. No.: </label>549/.03/21