D27 < 20190528150405-566506 > pub
  • technique: U-Series_procedures of Yokoyama et al. (1999, 2001, 2003)
  • device: TIMS Thermo-Fisher MAT262
  • operator: Yokoyama
  • modified at 2019-05-28
  • stone: D27
measured value uncertainty unit description
[Th] 0.47 µg/g
[U] 0.13 µg/g
230Th/232Th 0.858
238U/232Th 0.862
230Th/238U 0.996
234U/238U 0.998
name global-id
name spots global-id