|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Quartz, other than nat. sands | $156,777 | $94,304 | $204,291 | $180,466 | $46,854 | $82,622 | $148,479 |
| Quartzite, crude/roughly trimmed | $8,742 | $24,039 | | | | | |
| Quartzite, cut, by sawing/othw., into blocks/slabs of a rect. (incl. square ... | $9,522 | $5,069 | $26,386 | $3,881 | $2,341 | $2,342 | $23,813 |
| Total | $175,041 | $123,412 | $230,677 | $184,347 | $49,195 | $84,964 | $172,292 |
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