Online link | https://doi.org/10.3133/ofr02268 |
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Description | A compilation of worldwide mineral deposits of this type. This older version was revised and updated in OFR-2008-1155. |
Originators | Singer, Donald A., Berger, Vladimir I., Moring, Barry C. |
Publication | U.S. Geological Survey Open-File Report 2002-268 |