Commodity2005200620072008200920102011
Quartz, other than nat. sands$5,178,426$6,544,451$9,596,207$10,390,616$4,820,611$5,803,135$9,258,696
Quartzite, crude/roughly trimmed$5,602,806$3,661,091     
Quartzite, cut, by sawing/othw., into blocks/slabs of a rect. (incl. square ...$8,459,506$8,920,546$15,893,490$14,728,383$11,590,697$14,574,394$15,236,577
Total$19,240,738$19,126,088$25,489,697$25,118,999$16,411,308$20,377,529$24,495,273