| Online link | https://doi.org/10.3133/fs20143122 |
|---|---|
| Description | Sources are discussed to identify risks to the United States associated with critical supply of this strategic mineral / metal and to provide supply chain transparency to policymakers. Focus is on the post-mining, pre-consumer-product part of the chain. |
| Originators | Papp, John F. |
| Publication | U.S. Geological Survey Fact Sheet 2014-3122 |