tour4-82 < 20210112063454-333237 > pub
  • technique: SEM-EDX
  • device: FE-SEM JEOL JSM-7001FL
  • modified at 2021-01-13
  • stone: tour4-82
measured value uncertainty unit description
[SiO2] 36.13 %
[TiO2] 0.21 %
[Al2O3] 33.07 %
[FeO] 8.35 %
[MgO] 5.5 %
[Na2O] 2.56 %
name global-id
name spots global-id