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Yumoriyama Volcanic Products

• Type locality: Mount Yumori, Shizukuishi city, Iwate county, Iwate prefecture - Tazawako, Senboku city, Akita prefecture
• Volcanic rocks
• Pleistocene - Holocene

• Lithofacies: Olivine clinopyroxene andesite, Augite hypersthene olivine andesite lava, Pyroclastic deposits

• Distribution: Mount Yumori, Shizukuishi city, Iwate county, Iwate pref. - Tazawako, Senboku city, Akita pref.

• Suto and Ishii (1987) Geology of the Shizukuishi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 142p. (in Japanese with English abstract 5p.)