| Rank | Country | World Production, By Country (Metric tons, gross weight) |
|---|
| 1 | India | 5,000 |  |
| 2 | Brazil | 1,200 | |
| 3 | Malaysia | 600 | |
Source: United States Geological Survey (USGS) Minerals Resources Program
Note: Check source table for details and footnotes
Year of Estimate: 2009
