National Geochronological Database

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Description Radiometric ages of geological materials by K-Ar, Rb-Sr, Sm-Nd, fission track, and U-Th-Pb dating methods. A revision of DDS-14 correcting locations and providing the data in more convenient formats.
Originators Sloan, Jan (Editor); Henry, Christopher D. (Editor); Hopkins, Melanie J. (Editor); Ludington, Stephen D. (Editor); Zartman, Robert E. (Compiler); Bush, Charles A. (Compiler); and Abston, Carl C. (Compiler)
Publication U.S. Geological Survey Open-File Report 03-236
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