D20 < 20190528150404-897494 > 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: D20
measured value uncertainty unit description
[Th] 4.99 µg/g
[U] 1.36 µg/g
230Th/232Th 1.021
238U/232Th 0.828
230Th/238U 1.233
234U/238U 1.0
name global-id
name spots global-id