C25 < 20190524153542-955547 > pub
  • technique: U-Series_procedures of Yokoyama et al. (1999, 2001, 2003)
  • device: TIMS Thermo-Fisher MAT262
  • operator: Yokoyama
  • modified at 2019-05-24
  • stone: C25
measured value uncertainty unit description
[Th] 9.016 µg/g
[U] 2.439 µg/g
230Th/232Th 0.991
238U/232Th 0.821
230Th/238U 1.208
234U/238U 0.999
name global-id
name spots global-id