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Bentonite Sold Or Used By Producers In The United States, By Type And Use

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TABLE 4
BENTONITE SOLD OR USED BY PRODUCERS IN THE UNITED STATES, BY TYPE AND USE1
(Thousand metric tons and thousand dollars)
 
      2006   2007
    Quantity   Value   Quantity   Value
Type:
  Nonswelling 260 11,800 219 11,100
  Swelling 4,680 223,000 4,600 241,000
  Total 4,940   236,000 r 4,820   252,000
Use:  
  Domestic:
  Pet waste absorbents 1,060 NA 1,030 NA
  Adhesives 6 NA 8 NA
  Animal feed 110 NA 121 NA
  Drilling mud 1,030 NA 912 NA
  Filler and extender applications2 69 NA 83 NA
  Foundry sand 672 NA 562 NA
  Pelletizing (iron ore)3 662 NA 677 NA
  Waterproofing and sealing 162 NA 139 NA
  Miscellaneous civil engineering 313 NA 301 NA
  Miscellaneous4 39 r NA   128   NA
  Total 4,120   NA   3,960   NA
  Exports:
  Drilling mud 120 NA 204 NA
  Foundry sand 267 NA 246 NA
  Other5 433 r NA   404   NA
  Total 820 r NA   854   NA
  Grand total   4,940   236,000 r 4,820   252,000
rRevised. NA Not available.
1Data are rounded to no more than three significant digits; may not add to totals shown.
2Includes asphalt tiles, asphalt emulsions, cosmetics, fertilizers, ink, medical, miscellaneous fillers and extenders��
applications, paint, paper coating, paper filling, pesticides and related products, pharmaceuticals, and plastics.
3Excludes shipments to Canada. Total sales in North America were 730,000 metric tons (t) in 2006 and��
745,000 t in 2007.
4Includes ceramics, chemical manufacturing, clarifying and decolorizing, heavy clay products, oil and grease
absorbents, refractories, and other unknown uses.
5Includes absorbents, fillers and extenders, refractories, pelletizing, and other unknown uses.

Source: United States Geological Survey Mineral Resources Program


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