Virta, Robert L. <br/><br/>
The phase relationship of talc and amphiboles in a fibrous talc sample / 
by Robert L. Virta. 
 - Pittsburg, Pa. :  U.S. Dept. of the Interior, Bureau of Mines,  1985. 
 - 11 p. :  ill. ;  28 cm. 
 - Report of investigations / United States Department of the Interior, Bureau of Mines ;  8923 .
 - Report of investigations (United States. Bureau of Mines) ;  8923. .
<br/><br/>Bibliography: p. 9-11. 
<br/><br/><label>LCCN: </label>84600272  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Talc.<br/>Amphiboles.<br/>Phase rule and equilibrium.
<br/><br/><label>LC Class. No.: </label>TN23  QE391.T2  / .U43 no. 8923 
<br/><br/><label>Dewey Class. No.: </label>622 s  549/.67 
<br/><br/><label>Gov. Doc. Class. No.: </label>I 28.23:8923