Colloquium on geology, mineralogy, and human welfare  [electronic resource] / 
[edited by Joseph V. Smith]. 
 - Washington, D.C. :  National Academy of Sciences,  1999. 
 - v, 3348-3485 p. :  ill. (some col.), maps. 
<br/><br/> "Reprinted from the Proceedings of the National Academy of Sciences of the United States of America, volume 96, pp. 3348-3485, March 30, 1999"--P. [2] of cover. 
<br/><br/>Includes bibliographical references. 
<br/><br/><br/>Electronic reproduction. <br/>Palo Alto, Calif. : <br/>ebrary, <br/>2013. <br/>Available via World Wide Web. <br/>Access may be limited to ebrary affiliated libraries. 
<br/><br/><label>ISBN: </label>
<br/><br/><label>LCCN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--Environmental aspects--Congresses.<br/>Mineralogy--Environmental aspects--Congresses.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic books.
<br/><br/><label>LC Class. No.: </label>QE33  / .C665 1999eb 
<br/><br/><label>Dewey Class. No.: </label>550