3815-21_T18-1_rim < 20191212141319-680134 > pub
  • technique: SEM-EDS
  • device: JEOL JSM-7001F SEM-EDS
  • operator: Ota
  • modified at 2019-12-12
  • stone: 3815-21_T18-1_rim
measured value uncertainty unit description
[SiO2] 37.2 %
[TiO2] 0.21 %
[Al2O3] 31.2 %
[Cr2O3] 1.37 %
[FeOT] 7.19 %
[NiO] 0.27 %
[MgO] 5.16 %
[Na2O] 2.92 %
[K2O] 0.13 %
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