GQ04Zr_5 < 20190827143927-725069 > pub
  • technique: SIMS
  • device: SIMS Cameca ims-5f
  • operator: Hao
  • modified at 2019-08-27
  • stone: GQ04Zr_5
measured value uncertainty unit description
[Pb] 24.5 ppm
[Th] 63.4 ppm
[U] 190.0 ppm
Th/U 0.3
206Pb/204Pb 7142.0
207Pb/235U 0.9593
206Pb/238U 0.1108
name global-id
name spots global-id