Fig. 7From: Pre-eruption magmatic processes and magma plumbing system at Hachijo-Nishiyama volcano, Izu–Bonin arc, JapanBackscattered electron images. a Subhedral olivine phenocryst in #112–2 (OkL); b crystal consisting of clinopyroxene and orthopyroxene in #136–1 (SL); c crystal aggregate consisting of clinopyroxene and plagioclase phenocrysts in #121–2 (SL); d crystal aggregate consisting of orthopyroxene and plagioclase phenocrysts in #7–4 (DbL). Abbreviations: ol: olivine, pl: plagioclase, cpx: clinopyroxene, opx: orthopyroxene. The horizontal scale bar represents 0.1 mmBack to article page