99100106 < 20190604111730-511163 > on 99100106 pub determined by U-Series_procedures of Yokoyama et al. (1999, 2001, 2003) with TIMS Thermo-Fisher MAT262

measured value uncertainty unit
[Th] 0.33 µg/g
[U] 0.193 µg/g
230Th/232Th 1.378
238U/232Th 1.78
234U/238U 1.001
tables:
  • Table 1a. Major and trace elements, Sr-Nd-Pb-U-Th isotopic compositions, and 226Ra content of representative whole-rock samples of Miyakejima volcano in Stage 4 of Yokoyama, Tetsuya (2003) Mantle metasomatism and rapid ascent of slab components beneath island arcs : Evidence from 238U-230Th-226Ra disequilibria of Miyakejima volcano, Izu arc, Japan, J. Geophys. Res., 108(B7), 2329. more
  • Table 2. Trce element compositions in Plagioclase, Olivine, Clinopyroxene, and Whole rock of sample 3009 (Stage 2) measured by ICP-MS of Yokoyama, Tetsuya (2003) Mantle metasomatism and rapid ascent of slab components beneath island arcs : Evidence from 238U-230Th-226Ra disequilibria of Miyakejima volcano, Izu arc, Japan, J. Geophys. Res., 108(B7), 2329. more
  • 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