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Inabayama Basalt

• Volcanic rocks
• Pliocene - Pleistocene

• Sedimentary facies: Terrestrial
• Lithofacies: Augite olivine basalt lava
• Sedimentary structures: Platy joints, Columnar joints

• Upper limit: Unconformity (Lower Oginosen Lava)
• Lower limit: Conformity (Inabayama Gravel Bed), Unconformity (Fuganji Mudstone Member, Oda Andesite Member, Aragane Pyroclastic Member, Amedaki Andesite, Terada Andesite Member)

• Distribution: Mount Inabayama - Mount Okayayama - Otakidani valley - Ishiidani valley - Oishigawa river, Tottori city, Tottori pref.

• Uemura et al. (1979) Geology of the Wakasa District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 91p. (in Japanese with English abstract 8p.)