Brown, Malcolm <br/><br/>
Silica sand and gypsum; Australian export commodities of growing significance 

 - London  Metal Bulletin PLC  October 1986 
 - pp. 40-57 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ARENAS YESO<br/>RECURSOS MINERALES<br/>SILICE
<br/><br/><label>Subjects--Geographic Terms: </label><br/>AUSTRALIA