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| Commodity | 2005 | 2006 | 2008 | 2009 | 2010 | 2011 |
| Quartz, other than nat. sands | $36,758 | $691 | $8,378 | $5,407,544 | $95,315 | $9,993 |
| Quartzite, cut, by sawing/othw., into blocks/slabs of a rect. (incl. square ... | | | | $3,603 | $991 | $8,557 |
| Total | $36,758 | $691 | $8,378 | $5,411,147 | $96,306 | $18,550 |
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