5814-09_MM2-23_core < 20191212150602-649233 > on 5814-09_MM2-23_core pub determined by SEM-EDS with JEOL JSM-7001F SEM-EDS

measured value uncertainty unit
[SiO2] 54.4 %
[Al2O3] 28.1 %
[FeOT] 1.79 %
[MgO] 0.59 %
[Na2O] 0.32 %
[K2O] 7.77 %
[BaO] 2.5 %
[B2O3] 396.0 µg/g
tables:
  • Table 2. Chemical compositions of mica. With the exception of boron, abundances of elements are normalized to a total of 100cg/g of Ota, Tsutomu (2019) Tourmaline in a Mesoarchean pelagic hydrothermal system: Implications for the habitat of early life, Precambrian Research, 334. more