Fig. 2
From: U–Th isotopic microanalysis of zircon reference materials and KBSI working standards

The SHRIMP 208Pb/206Pb and calculated 232Th/238UCONCORDANCE for the zircons. Each analytical session is marked in shaded and unshaded areas
From: U–Th isotopic microanalysis of zircon reference materials and KBSI working standards
The SHRIMP 208Pb/206Pb and calculated 232Th/238UCONCORDANCE for the zircons. Each analytical session is marked in shaded and unshaded areas