DB17Zr-7 < 20190828145907-040814 > pub
  • technique: LA-ICP-MS
  • device: MC-ICP-MS Finnigan, Neptune
  • operator: Hao
  • modified at 2019-08-28
  • stone: DB17Zr-7
measured value uncertainty unit description
[Th] 33.0 ppm
[U] 224.0 ppm
Th/U 0.15
207Pb/206Pb 0.05516
207Pb/235U 0.38108
206Pb/238U 0.05011
208Pb/232Th 0.01637
name global-id
name spots global-id