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Omineyama Basalt Yamauchi et al., 2005
- Type locality: summit of Mount Omineyama, Okinoshima city, Oki county, Shimane prefecture
- Volcanic rocks
- Pliocene (4.6 - 4.2 Ma, K-Ar)
- Correlation: Daimanjisan Basalt
- Sedimentary facies (Minor): Fluvial
- Lithofacies: Alkaline olivine basalt lava
- Lithofacies (Minor): Trachybasalt lava, Conglomerate, Sands, Volcanic ash
- Sedimentary structures (Minor): Graded bedding, Reversed graded bedding, Imbricate structures
- Paleocurrent: from Southeast to Northwest
- Omineyama Basalt
- [ Upper ]
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- L9 Lava
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- L8 Lava
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- L7 Lava
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- L6 Lava
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- L5 Lava
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- L4 Lava
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- L3 Lava
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- L2 Lava
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- L1 Lava
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- [ Lower ]
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: summit of Mount Omineyama, Okinoshima city, Oki county, Shimane pref.
- Yamauchi et al. (2009) Geology of the Saigo District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 118p. (in Japanese with English abstract 3p.)