tour-4-21 < 20210112063452-562082 > pub
  • technique: SEM-EDX
  • device: FE-SEM JEOL JSM-7001FL
  • modified at 2021-01-13
  • stone: tour-4-21
measured value uncertainty unit description
[SiO2] 36.6 %
[Al2O3] 33.31 %
[FeO] 7.7 %
[MgO] 5.6 %
[Na2O] 2.54 %
name global-id
name spots global-id