Commodity2005200620072008200920102011
Vermiculite, perlite & chlorites, unexpanded   $1,452   
Mineral subs., n.e.s. in Ch.25$6,239$4,867$1,426$27,492$18,850$20,915$2,544
Total$6,239$4,867$1,426$28,944$18,850$20,915$2,544