|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Quartz, other than nat. sands | $110,165 | $291,143 | $130,050 | $244,487 | $454,322 | $539,340 | $387,719 |
| Quartzite, crude/roughly trimmed | $109,332 | $71,421 | | | | | |
| Quartzite, cut, by sawing/othw., into blocks/slabs of a rect. (incl. square ... | $56,233 | $119,163 | $133,259 | $431,971 | $372,019 | $289,269 | $238,348 |
| Total | $275,730 | $481,727 | $263,309 | $676,458 | $826,341 | $828,609 | $626,067 |
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