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Carbonatites of the world, explored deposits of Nb and REE--database and grade and tonnage models /

Bibliographic Details
Main Author: Berger, Vladimir I.
Corporate Author: Geological Survey (U.S.)
Other Authors: Singer, D. A., Orris, G. J.
Format: Government Document eBook
Language:English
Published: Reston, Va. : U.S. Geological Survey, 2009.
Series:U.S. Geological Survey open-file report ; 2009-1139.
Subjects:
Carbonatites > Databases.
Niobium > Databases.
Rare earth metals > Databases.
Online Access:https://purl.fdlp.gov/GPO/LPS117581
Description
Item Description:Title from title screen (viewed Sept. 10, 2009).
Electronic resource.
Physical Description:1 online resource (iii, 17 pages) : illustrations, map.
Bibliography:Includes bibliographical references (pages 16-17).