3815-0_M05-01_core < 20191212150607-304325 > pub
  • technique: SEM-EDS
  • device: JEOL JSM-7001F SEM-EDS
  • operator: Ota
  • modified at 2019-12-12
  • stone: 3815-02_M05-01_core
measured value uncertainty unit description
[SiO2] 46.9 %
[TiO2] 0.28 %
[Al2O3] 30.0 %
[FeOT] 3.95 %
[MgO] 1.6 %
[CaO] 0.18 %
[Na2O] 0.2 %
[K2O] 12.2 %
[BaO] 0.21 %
[B2O3] 302.0 µg/g
name global-id
name spots global-id