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| TABLE 4 | |||||||||||||
| PUMICE AND RELATED MATERIALS: ESTIMATED WORLD PRODUCTION, BY COUNTRY1, 2 | |||||||||||||
| (Metric tons) | |||||||||||||
| Country3 | 2007 | 2008 | 2009 | 2010 | 2011 | ||||||||
| Algeria, pozzolan | 570,000 | 4 | 490,567 | 4 | 328,000 | 4 | 236,961 | r, 4 | 300,000 | ||||
| Argentina, pumice | 16,200 | 4 | 6,500 | 4 | 7,020 | 4 | 7,582 | r, 4 | 7,000 | ||||
| Burkina Faso | 10,000 | 10,000 | 10,000 | 10,000 | 10,000 | ||||||||
| Cameroon, pozzolan | 600,000 | 600,000 | 600,000 | 600,000 | 600,000 | ||||||||
| Chile, pumice and pozzolan | 1,135,771 | 4 | 1,063,176 | 4 | 919,249 | 4 | 824,049 | r, 4 | 850,000 | ||||
| Croatia, volcanic tuff | 15,085 | 4 | 15,000 | 15,000 | 15,000 | 15,000 | |||||||
| Dominica, pumice and volcanic tuff | 100,000 | 100,000 | 100,000 | 100,000 | 100,000 | ||||||||
| Ecuador: | |||||||||||||
| Pozzolan | 803,502 | r, 4 | 901,379 | r, 4 | 884,773 | r, 4 | 640,620 | r, 4 | 700,000 | ||||
| Pumice | 153,500 | 4 | 137,241 | r, 4 | 44,171 | r, 4 | 75,000 | r | 100,000 | ||||
| El Salvador, pozzolan | -- | r | -- | r | -- | r | -- | r | -- | ||||
| Eritrea, pumice | 55 | 4 | 60 | 60 | 60 | 60 | |||||||
| Ethiopia5 | 22,000 | 4 | 35,000 | 4 | 25,000 | r, 4 | 35,000 | r, 4 | 35,000 | ||||
| France, pozzolan and lapilli | 250,000 | 276,000 | 276,000 | 276,000 | 276,000 | ||||||||
| Greece: | |||||||||||||
| Pozzolan, Santorin earth | 1,400,000 | 1,059,000 | 4 | 830,000 | 900,000 | 850,000 | |||||||
| Pumice | 850,000 | 828,000 | 4 | 381,000 | 380,000 | 375,000 | |||||||
| Guadeloupe, pumice | 210,000 | 210,000 | 200,000 | 200,000 | 210,000 | ||||||||
| Guatemala, pumice | 220,389 | 4 | 393,779 | 4 | 394,955 | 4 | 340,000 | r | 150,000 | ||||
| Honduras, pozzolan | NA | r | NA | r | NA | r | NA | r | NA | ||||
| Iceland: | |||||||||||||
| Pumice | 100,000 | 100,000 | 100,000 | 100,000 | 100,000 | ||||||||
| Scoria | 1,000 | 1,000 | 1,000 | 1,000 | 1,000 | ||||||||
| Iran | 1,500,000 | 1,500,000 | 1,500,000 | 1,500,000 | 1,500,000 | ||||||||
| Italy: | |||||||||||||
| Pozzolan | 4,000,000 | 3,000,000 | 3,000,000 | 3,000,000 | 3,000,000 | ||||||||
| Pumice and pumiceous lapilli | 20,000 | 20,000 | 20,000 | 20,000 | 20,000 | ||||||||
| Jamaica, pozzolan | 114,482 | 4 | 124,304 | 4 | 132,470 | 4 | 125,000 | 125,000 | |||||
| Kosovo, volcanic tuff | NA | r, 6, 7 | 39,631 | r, 4, 7 | 51,769 | r, 4, 7 | 52,800 | r, 7 | 52,800 | 7 | |||
| Macedonia, volcanic tuff | 80,910 | 4 | 103,476 | 4 | 113,064 | 4 | 113,000 | 113,000 | |||||
| Martinique, pumice | 130,000 | 130,000 | 130,000 | 130,000 | 130,000 | ||||||||
| New Zealand | 354,903 | 4 | 174,729 | 4 | 159,357 | 4 | 118,249 | r, 4 | 120,000 | ||||
| Philippines: | |||||||||||||
| Pumice | 1,912 | 4 | 2,063 | 4 | 2,064 | 4 | 2,274 | r, 4 | 2,300 | ||||
| Volcanic tuff | 16,490 | 4 | 17,570 | 4 | 18,830 | 4 | 19,166 | r, 4 | 19,500 | ||||
| Saudi Arabia, pozzolan | 784,000 | 4 | 810,000 | 800,000 | 915,000 | r, 4 | 950,000 | ||||||
| Serbia, volcanic tuff | -- | r | -- | r | -- | r | -- | r | -- | ||||
| Solvenia, volcanic tuff | 40,000 | 40,000 | 40,000 | 40,000 | 40,000 | ||||||||
| Spain, including Canary Islands | 600,000 | 600,000 | 600,000 | 600,000 | 600,000 | ||||||||
| Syria, volcanic tuff | 810,000 | 901,000 | 4 | 957,639 | 4 | 950,000 | 900,000 | ||||||
| Tanzania, pozzolanic materials | 184,070 | 4 | 260,403 | 4 | 171,904 | r, 4 | 45,240 | r, 4 | 45,000 | ||||
| Turkey | 3,995,423 | 4 | 3,449,773 | 4 | 4,322,543 | 4 | 4,000,000 | 4,500,000 | |||||
| Uganda, pozzolanic materials | 140,000 | 140,000 | 140,000 | 140,000 | 140,000 | ||||||||
| United States, pumice, sold and used by producers4 | 1,270,000 | 791,000 | 410,000 | 390,000 | 489,000 | ||||||||
| Grand total | 20,500,000 | r | 18,300,000 | r | 17,700,000 | r | 16,900,000 | r | 17,400,000 | ||||
| Of which: | |||||||||||||
| Pumice | 2,950,000 | 2,600,000 | r | 1,670,000 | r | 1,630,000 | r | 1,560,000 | |||||
| Pozzolan | 8,600,000 | r | 7,390,000 | 6,890,000 | r | 6,600,000 | r | 6,710,000 | |||||
| Scoria | 1,000 | 1,000 | 1,000 | 1,000 | 1,000 | ||||||||
| Volcanic tuff | 962,000 | r | 1,120,000 | r | 1,200,000 | r | 1,190,000 | r | 1,140,000 | ||||
| Unspecified | 7,990,000 | 7,230,000 | 7,930,000 | r | 7,480,000 | r | 8,010,000 | ||||||
| See footnotes at end of table. | |||||||||||||
| TABLE 4-Continued | |||||||||||||
| PUMICE AND RELATED MATERIALS: ESTIMATED WORLD PRODUCTION, BY COUNTRY1, 2 | |||||||||||||
| rRevised. NA Not available. -- Zero. | |||||||||||||
| 1World totals, U.S. data, and estimated data are rounded to no more than three significant digits; may not add to totals shown. | |||||||||||||
| 2Table includes data available through May 5, 2012. | |||||||||||||
| 3Pumice and related materials also are produced in a number of other countries, including China, Japan, Mexico, and the Commonwealth of- | |||||||||||||
| Independent States, but available information is inadequate for the formulation of reliable estimates of output levels. | |||||||||||||
| 4Reported figure. | |||||||||||||
| 5Data are for year ending July 7 of that stated. | |||||||||||||
| 6On February 17, 2008, the Kosovo Assembly declared independence from Serbia. Kosovoʼs data for 2007 are not included in Serbian statistics. | |||||||||||||
| 7Converted from reported data, in cubic meters, as follows: 2007-not available; 2008-45,005; 2009-58,788; 2010-60,000 (estimated);- | |||||||||||||
| and 2011-60,000 (estimated). | |||||||||||||
Source: United States Geological Survey Mineral Resources Program
See also: Mineral commodity prices
