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Obara Tonalite Yakushiji et al., 2012

• Plutonic rocks
• Older than Paleocene (61.2 Ma, Rb-Sr)

• Lithofacies: Tonalite
• Probably a member of Sanin Belt

• Distribution: Obara, Okuizumo city, Shimane pref.

• Yakushiji et al. (2012) Jour. Geol. Soc. Japan, vol.118, no.1, pp.20-38 DOI