The Closure Temperatures Of Zircon Raman Dating
The term U–Pb dating normally implies the coupled use of both decay schemes in the ‘concordia diagram’ (see below). The method relies on two separate decay chains, the uranium series from 238U to 206Pb, with a half-life of 4.47 billion years and the actinium series from 235U to 207Pb, with a half-life of 710 million […]