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Hirasawa Rhyolite Imamura et al., 1951
Invalid synonym: Nevaditic rock
- Lithofacies: Hornblende biotite rhyolite welded tuff, Biotite rhyolite welded tuff
- Upper limit: Unconformity
- Futomiyama Group
- [ Upper ]
- ~~~~~~~~~~~~~~
- Hirasawa Rhyolite
- ~~~~~~~~~~~~~~
- [ Lower ]
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Akebi - Hirasawa - Okuhirasawa - Furukakuma - Kurotani, Uozu city, Toyama pref.
- Sumi and Nozawa (1973) Geology of the Uozu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 104p. (in Japanese with English abstract 5p.)