|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Quartz, other than nat. sands | $183,720 | $142,507 | $87,482 | $153,240 | $136,301 | $194,831 | $137,084 |
| Quartzite, crude/roughly trimmed | $71,478 | | | | | | |
| Quartzite, cut, by sawing/othw., into blocks/slabs of a rect. (incl. square ... | $120,250 | $131,272 | $47,176 | $33,636 | $41,627 | $95,950 | $136,580 |
| Total | $375,448 | $273,779 | $134,658 | $186,876 | $177,928 | $290,781 | $273,664 |
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