|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Quartz, other than nat. sands | $12,770 | $43,216 | $58,284 | $83,296 | $49,928 | $152,578 | $292,640 |
| Quartzite, crude/roughly trimmed | $17,897 | $12,941 | | | | | |
| Quartzite, cut, by sawing/othw., into blocks/slabs of a rect. (incl. square ... | $1,928 | $1,584 | $3,281 | $39,778 | $8,665 | $23,203 | $60,976 |
| Total | $32,595 | $57,741 | $61,565 | $123,074 | $58,593 | $175,781 | $353,616 |
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