Fig. 8From: Pre-eruption magmatic processes and magma plumbing system at Hachijo-Nishiyama volcano, Izu–Bonin arc, JapanBackscattered electron images. a Plagioclase phenocryst containing glass inclusion-poor high-An core in #35-1 (FtS); b plagioclase phenocryst containing glass inclusion-rich high-An core in #35-1 (FtS); c, d plagioclase phenocrysts consisting of inner glass inclusion-poor high-An core, glass inclusion-rich high-An mantle, and low-An rim in #15-2 (ScL). The horizontal scale bar represents 0.1 mmBack to article page