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Salient Pumice And Pumicite Statistics

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-TABLE 1
SALIENT PUMICE AND PUMICITE STATISTICS1
(Thousand metric tons and thousand dollars unless otherwise specified)
 
        2007   2008   2009   2010   2011
United States:    
Sold and used by producers:  
Quantity   1,270   791 410 390 489
Value2-     28,900   15,900   12,300   7,810   11,200
Average value   dollars per metric ton   22.85   20.13   29.97   20.00   22.89
Exports3     9   15   11   13   14
Imports for consumption3-     35 r 65   26   34 r 23
Apparent consumption4     1,290   841   425   411 r 498
World, production, pumice and related-          
volcanic materialse     20,500 r 18,300 r 17,700 r 16,900 r 17,400
eEstimated. rRevised.-
1Data are rounded to no more than three significant digits, except average value.
2Free on board mine and (or) mill.
3Source: U.S. Census Bureau.
4Production plus imports minus exports plus adjustments for Government and industry stock changes.

Source: United States Geological Survey Mineral Resources Program

See also: Mineral commodity prices


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