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Shoboji Diorite Ehiro, 1995

• Type locality: Shoboji, Kuroishi village, Mizusawa-ku, Oshu city, Iwate prefecture
• Plutonic rocks
• early Silurian (446 - 432 Ma, K-Ar)
• Intruded in: Motai Metamorphic Rocks
• Correlation: Kagura Igneous Rocks

• Lithofacies: Amphibole quartz diorite, Amphibole diorite, Amphibole tonalite, Amphibole gabbro

• Distribution: Shoboji, Kuroishi village, Mizusawa-ku, Oshu city, Iwate pref.

• Ehiro and Morikiyo (2013) Jour. Geol. Soc. Japan, vol.119, Supplement, pp.47-67 DOI