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Tokusatoge Volcano

• Type locality: Tokusa pass, Hokuto city, Yamanashi prefecture
• Volcanic rocks
• Small volcano
• early Pleistocene
• Intruded in: Kofu Granodioritic Complex

• Sedimentary facies (Upper): 4 lava domes
• Lithofacies (Upper): Dacite lava
• Lithofacies (Lower): Dacite pyroclastic rocks

• Distribution (East - West): 1.7 km
• Distribution (South - North): 0.8 km
• Distribution (Lava dome, Diameter): 1 km or smaller
• Distribution (Lava dome, Height): ca. 160 m
• Thickness (Pyroclastic rock): ca. 100 m
• Thickness (Lava): 10 m or thinner
• Running distance (Lava): ca. 300 m
• Lower limit: Unconformity (Kofu Granodioritic Complex, Mizugamori Volcanic Rock)

• Distribution: Tokusa pass, Hokuto city, Yamanashi pref.

• Mimura et al. (1984) Geology of the Mitake-Shosenkyo District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 61p. (in Japanese with English abstract 4p.)