Easton, A. J. (Alexander J.) <br/><br/>
Chemical analysis of silicate rocks / 
by A. J. Easton 
 - Amsterdam :  Elsevier North-Holland,  1972 
 - xii, 258 p. :  ill. ;  22 cm. 
 - Methods in geochemistry and geophysics ;  6 .
<br/><br/>p. 250-255 
<br/><br/><label>ISBN: </label>0444409858 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rocks, Siliceous--Analysis