Sandell,Ernest B.and Samuel S.Goldich <br/><br/>
The rarer metallic constituents of some America igneous rocks 

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 -    s.f. 
 - 39p.  24cm 
 - International journal of geology   v.51 .
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label>--Rocas igneas--Composicion de rocas--Metales--Rocas metalicas--Petrologia--Minas--<br/>Geologia