Sampling, characterization, and evaluation of Midwest clays for iron ore pellet bonding  / 
by Larry A. Haas...[et al.]. 
 - Pittsburgh, Pa. :  U.S. Department of the Interior,  1987. 
 - 44 p. 
 - Report of investigations (United States. Bureau of Mines);  9116. .
<br/><br/><label>LCCN: </label>55051613      
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clay--Minnesota<br/>Pelletizing (Ore-dressing)<br/>Iron ores
<br/><br/><label>Gov. Doc. Class. No.: </label>I 28.23:9116.