|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Quartz, other than nat. sands | $466,587 | $826,794 | $544,805 | $954,020 | $250,275 | $474,942 | $720,161 |
| Quartzite, crude/roughly trimmed | $212 | | | | | | |
| Quartzite, cut, by sawing/othw., into blocks/slabs of a rect. (incl. square ... | $410,960 | $102,095 | $32,160 | $14,918 | $3,192 | $5,643 | $4,964 |
| Total | $877,759 | $928,889 | $576,965 | $968,938 | $253,467 | $480,585 | $725,125 |
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