A simple-rapid method to separate uranium, thorium, and .Mar 28, 2014 . Keywords: Uranium, Thorium, Protactinium, Age dating, Geochronology . 1976); as well as to obtain information about the rates of weathering.uranium thorium rate,Geologic Time: Radiometric Time ScaleJun 13, 2001 . The discovery of the natural radioactive decay of uranium in 1896 by Henry Becquerel, . The rate of decay is conveniently expressed in terms of an isotope's half-life, or the time it . Thorium-232, Lead-208, 14.0 billion years.
uranium thorium rate