Silica in sediments :  a symposium with discussions / 
Horbert Andrew Ireland 
 - Okla :  Society of Economic Paleontologists and Mineralogists : Tulsa,  1959 
 - v. 185 p. :  ill., maps (1 fold.) diagrs., tables. ;  25 cm. 
 - Special publication (Society of Economic Paleontologists and Mineralogists) ; no.7. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rocks--Analysis<br/>Silica