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Nagizawa Andesite Dykes
- Volcanic rocks
- Early Cretaceous
- Intruded by: Diorite porphyry
- Sedimentary facies: Dyke
- Lithofacies: Andesite - Basaltic andesite
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Nagi creek - Nakanishi, Murone town, Ichinoseki city, Iwate pref.; Mount Kimigahana, Daito town, Ichinoseki city, Iwate pref.
- Takeuchi and Mikoshiba (2002) Geology of the Senmaya District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 76p. (in Japanese with English abstract 3p.)