Variability of protoliths and pressure-temperature conditions of amphibolites from the Ohmachi Seamount (Izu-Bonin-Mariana arc): Evidence of a fossil subduction channel in modern intra-oceanic arcs.

Imayama*, T., Ueda, H., Usuki, T., Minami, M., Asahara, Y., and Nagahashi, T.

Mineralogy and Petrology

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