|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Quartz, other than nat. sands | $366,585 | $562,725 | $498,116 | $585,817 | $328,011 | $244,586 | $354,580 |
| Quartzite, crude/roughly trimmed | $93,596 | $4,526 | | | | | |
| Quartzite, cut, by sawing/othw., into blocks/slabs of a rect. (incl. square ... | $52,995 | $24,727 | $21,194 | $49,705 | $77,662 | $140,086 | $80,953 |
| Total | $513,176 | $591,978 | $519,310 | $635,522 | $405,673 | $384,672 | $435,533 |
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