McDonald, Eoin H <br/><br/>
Alluvial mining: the geology technology and economics of placers 

 - xv, 508p.  Chapman and Hall  1983 
 - xv, 508p. : ill. 
<br/><br/><label>ISBN: </label>0412246309 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Placer deposits<br/>Placer mining
<br/><br/><label>LC Class. No.: </label>TN 278 Mac