B_Ph425_18@14_center < 20200120101152-637916 > pub
measured value uncertainty unit description
[U] 131.0 ppm
[Th] 7.0 ppm
Th/U 0.05
207Pb/206Pb 0.0595
207Pb/235U 0.0566
206Pb/238U 0.0069
206Pb/204Pb 643.92
name global-id
name spots global-id