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Kamogawa Formation (Furuta and Kawata, 1987) Ozaki and Matsuura, 1988
Invalid synonym: Kamogawa Pumice Tuff, lower Hie Formation
- Type locality: Shikano town - Tsukaguchi town - Lake Shinike - Kamikamogawa - Shimokamogawa - Hiraki mine, Nishiwaki city, Hyogo prefecture
- Volcanic rocks
- Late Cretaceous
- Interfingered: Akusa Formation
- Intruded by: Diorite porphyry dyke, Granite porphyry dyke, Rhyolite dyke
- Correlation: Rurikei Formation, Tamase Welded Tuff
- Correlation (Lower): Bosangawa Formation
- Sedimentary facies (Minor): Lacustrine
- Lithofacies: Rhyolite welded tuff, Tuff, Pumice tuff, Tuffaceous conglomerate, Tuffaceous sandstone, Tuffaceous mudstone, Rhyolite lava
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Shikano town - Tsukaguchi town - Lake Shinike - Kamikamogawa - Shimokamogawa - Hiraki mine - Sumiyoshi town, Nishiwaki city, Hyogo pref.; Nishiashida, Aogaki town, Tamba city, Hyogo pref.; Shinjo - Narimatsunishi - Shingo, Hikami town, Tamba city, Hyogo pref.; Ishido - Okuyama, Sannan town, Tamba city, Hyogo pref.; Aguta, Kaibara town, Tamba city, Hyogo pref.; Kuroishi dam - Mount Shiragadake, Tambasasayama city, Hyogo pref.; Kamimikusa - Lake Tojoko, Kato city, Hyogo pref.
- Kurimoto et al. (1993) Geology of the Sasayama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 93p. (in Japanese with English abstract 5p.)