|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Quartz, other than nat. sands | $13,000 | $10,885 | $29,415 | $11,072 | $44,466 | $25,142 | $26,635 |
| Quartzite, crude/roughly trimmed | $3,000 | | | | | | |
| Quartzite, cut, by sawing/othw., into blocks/slabs of a rect. (incl. square ... | $11,000 | $74,769 | $6,764 | $174 | $4,564 | | $8,292 |
| Total | $27,000 | $85,654 | $36,179 | $11,246 | $49,030 | $25,142 | $34,927 |
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