letters to nature .................................................................

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Date: 2010-01-04 14:37:35 Geological history of Earth Radiometric dating Cratons Gemstones Zircon Uranium-lead dating Superior craton Radiogenic nuclide Jack Hills Geology Historical geology Geochronology		letters to nature ................................................................. Add to Reading List Source URL: www.es.ucsc.edu Download Document from Source Website File Size: 203,27 KB Share Document on Facebook

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