|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Quartz, other than nat. sands | $42,587 | $32,973 | $964 | $2,001 | $145,071 | $472 | $4,622 |
| Quartzite, crude/roughly trimmed | $16,988 | $49,894 | | | | | |
| Quartzite, cut, by sawing/othw., into blocks/slabs of a rect. (incl. square ... | $26,180 | $67,248 | $260,354 | $94,885 | $5,470 | $29,560 | $12,721 |
| Total | $85,755 | $150,115 | $261,318 | $96,886 | $150,541 | $30,032 | $17,343 |
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