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�@Sugigamine: Ol aug hyp andesite (SiO2=60.74) [2]Tab.3�i1ŒÂ�j; Fubosan: Aug�}hyp�}ol basalt, Aug hyp ol basalt, Ol b.g. two px basalt (SiO2=49.2-52.8) [2]Tab.3�i11ŒÂ�j; Ql b.g. hyp aug basaltic andesite�`andesite (SiO2=53.1-56.2) [2]Tab.3�i3ŒÂ�j; Ol�}Two px andesite (SiO2=59.4-60.7) [2]Tab.3�i2ŒÂ�j; Byobudake: Qz b.g. hyp aug ol basaltic andesite, Ol�}aug hyp basaltic andesite�`andesite, (SiO2=54.5-61.2) [2]Tab.3�i5ŒÂ�j�@

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1�@ŽðŠñ �~Žj�i1985�j“ì‘ ‰¤‰ÎŽR‚Ì’nŽ¿�DŠâ�z�C80�C94-103�D�@Geology of Minami Zao volcano. J.Meneral.Petrol.Econ.Geol., 80, 94-103. in Japanese with English abstract. 153
2�@ŽðŠñ �~Žj, ‹g“c •�‹`, �Â–Ø Œªˆê˜Y�i1987�j“ß�{–k‘Ñ�E“ì‘ ‰¤‰ÎŽR•¬�o•¨‚Ì’n‹…‰»Šw“IŒ¤‹†�DŠj—�Œ¤Œ¤‹†•ñ���i“Œ–k‘åŠw—�Šw•”�j�C17�C346-355�D�@Sakayori, A. et al. (1985) Geochemistry of Minami Zao volcano, Nasu northern subzone.Res.Rep.Lab.Nuc.Sci.Tohoku Univ.,17, 346-355. in Japanese.�@
3�@�‚‰ª�é—Y�E�¡–ì�Kˆê�E‘å�ê—^Žu’j�E�¡“c�³�i1989�j‘ ‰¤‰ÎŽR—nŠâ‚Ì‚j�|‚`‚’”N‘ã�D’nŽ¿ŠwŽGŽ��C95�C157-170�D�@Takaoka, N. (1989) K-Ar dating of lavas from Zao Volcano, North-eastern Japan. Jour. Geol. Soc. Japan, 95, 157-170.in Japanese with English abstract. 976
4�@‘å�ê—^Žu’j�E‰Á“¡—T“ñ�E�ì�è�³�l�E�¡“c�³�E�Ö“¡˜a’j�E�â–{�~ˆê�E�‚‰ª�é—Y�i1990�j“ì‘ ‰¤‚Ì”N‘ã�i—\•ñ�j�D“ì‘ ‰¤‰ÎŽR‚ÌK-Ar”N‘ã‚ÆŽR‘ÌŒ`�¬Žj�D’n‹…˜f�¯‰ÈŠwŠÖ˜AŠw‰ï�‡“¯‘å‰ï“ú–{‰ÎŽRŠw‰ïŒÅ—LƒZƒbƒVƒ‡ƒ“�u‰‰—\�e�W�D71�D�@Oba, Y. et al. (1990) Age of the Minami Zao volcano (preliminary report). Programme and abstracts, the Volcanological Society of Japan, 1990, no.1. 71. 704
5�@�À‹{“à�M�E�âˆä�‡ˆê�E–ì�è–í�E”º‰ë—Y�E•Ÿ‰iˆê�Æ�E‘å�ê—^Žu’j�E�Ö“¡˜a’j�i1992�j“ì‘ ‰¤‰ÎŽR‚ÌK-Ar”N‘ã‚ÆŽR‘ÌŒ`�¬Žj�D’n‹…˜f�¯‰ÈŠwŠÖ˜AŠw‰ï�‡“¯‘å‰ï“ú–{‰ÎŽRŠw‰ïŒÅ—LƒZƒbƒVƒ‡ƒ“�u‰‰—\�e�W�D49�D�@Numakunai, M. et al. (1992) K-Ar ages and the formation history of the Minami (South) Zao volcano. Programme and abstracts, the Volcanological Society of Japan, 1992, no.1. 49. 693
6�@‘å�ê —^Žu’j, �¡“c �³�i1989�j’†‰›‘ ‰¤‰ÎŽR‚Ì’nŽ¿‚ÆŠâ�Î�DŽRŒ`‘åŠw‹I—v�CŽ©‘R‰ÈŠw�C12�C199-210�D�@Oba, Y. and Konda, T. (1989) Geology and petrology of Central Zao volcano, Yamagata Prefecture. Bull. Yamagata Univ., Nat. Sci., 12, 199-210. in Japanese with English abstract. 702