Heinrich, E. WM <br/><br/>
Geologic types of glass-sand deposits and some North American representatives 

<br/><br/> <Donation ORSTOM> 
<br/><br/>bibliogr. p. 613 
<br/><br/><label>ISSN: </label>00167606 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sable substance<br/>Silice<br/>Quartzite<br/>ortho quartzite
<br/><br/><label>Subjects--Index Terms: </label>Etats Unis