Keywords: Paterson isochron animation.gif Animated version of the lead isotope isochron that Clair Patterson used to determine the age of the solar system and Earth Patterson C 1956 Age of meteorites and the earth is Geochimica et Cosmochimica Acta 10 230-237 The animation shows progressive growth over 4550 million years Myr of the lead isotope ratios for two stony meteorites Nuevo Laredo and Forest City from initial lead isotope ratios matching those of the Canyon Diablo iron meteorite Own 2008-06-01 Jmpalin none required none at this time Geochronology Animated GIF |