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Bandokoro Lava

• Volcanic rocks
• middle Pleistocene

• Sedimentary facies: Valley-fill lava flow
• Lithofacies: Augite hypersthene andesite lava (A flow unit)
• Structures: Columnar joint, Platy joint

• Thickness (A unit): ca. 60 - 100 m or thicker
• Volume: 0.39 km³
• Upper limit: Unconformity (Dakedani Lava, Kuraigahara Lava, Kengamine Lava)
• Lower limit: Unconformity (Eboshi Lava, Maekawa Lava, Takamagahara Volcaniclastic Breccia)

------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown

• Distribution: Norikurakogen skii field - Suzuran - Bandokoro - Nakadaira - Takamagahara, Azumi, Matsumoto city, Nagano pref.

• Nakano et al. (1995) Geology of the Norikuradake District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 139p. (in Japanese with English abstract 4p.)