measured	value	unit
[SiO₂]	53.38	%
[TiO₂]	1.34	%
[Al₂O₃]	14.92	%
[Fe₂O₃^T]	13.93	%
[MnO]	0.24	%
[MgO]	3.88	%
[CaO]	8.81	%
[Na₂O]	2.83	%
[K₂O]	0.57	%
[P₂O₅]	0.15	%
[LOI]	-0.55	%
total	99.5	%
[Cr₂O₃]	30.8	µg/g
[NiO]	6.45	µg/g

tables:

Table 1. Major and trace elements, and Sr-Nd-Pb isotope data for representative samples of Miyakejima volcano in Stage 4 of Yokoyama, Tetsuya (2006) Geochemical evolution of a shallow magma plumbing system during the last 500 years, Miyakejima volcano, Japan: Constraints from ²³⁸U-²³⁰Th-²²⁶Ra systematics, Geochimica et Cosmochimica Acta, 70, 2885-2901. more
Table 2. U-series data for whole rock samples of Miyakejima volcano in Stage 4 of Yokoyama, Tetsuya (2006) Geochemical evolution of a shallow magma plumbing system during the last 500 years, Miyakejima volcano, Japan: Constraints from ²³⁸U-²³⁰Th-²²⁶Ra systematics, Geochimica et Cosmochimica Acta, 70, 2885-2901. more