Occurrences of Orthopyroxene in the “Multi-textured” Layered Gabbros from the Hess Deep Rift, East Pacific Rise (the Site U1415P, IODP Expedition 345)

Takashi Hoshide, Akita University, Akita, Japan, Sumiaki Machi, Kanazawa University, Kanazawa, Japan and Jin-ichiro Maeda, Hokkaido University, Graduate School of Science, Sapporo, Japan