7716-54_MM2-50_core < 20191212150613-441396 > pub
  • technique: SEM-EDS
  • device: JEOL JSM-7001F SEM-EDS
  • operator: Ota
  • modified at 2019-12-12
  • stone: 7716-54_MM2-50_core
measured value uncertainty unit description
[SiO2] 47.5 %
[Al2O3] 35.5 %
[Cr2O3] 0.76 %
[FeOT] 0.5 %
[MgO] 0.48 %
[Na2O] 0.36 %
[K2O] 10.3 %
[B2O3] 618.0 µg/g
name global-id
name spots global-id