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Yunohama Granite Tsuchiya et al., 1984

• Type locality: Yunohama, Tsuruoka city, Yamagata prefecture
• Plutonic rocks
• Paleocene
• Intruded in: Tagawa Acidic Rocks

• Lithofacies: Biotite granite

• Distribution (Diameter): 400 m
• Upper limit: Unconformity (Irakawa Formation)

• Distribution: Yunohama, Tsuruoka city, Yamagata pref.

• Tsuchiya et al. (1984) Geology of the Tsuruoka District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 77p. (in Japanese with English abstract 5p.)