| Iizasa, Kokichi, Asada, Akira, Mizuno, Katsunori, Katase, Fuyuki, Lee, Sangkyun, Kojima, Mitsuhiro, Ogawa, Nobuhiro (2019) Native gold and gold-rich sulfide deposits in a submarine basaltic caldera, Higashi-Aogashima hydrothermal field, Izu-Ogasawara frontal arc, Japan. Mineralium Deposita, 54 (1) 117-132 doi:10.1007/s00126-018-0808-2 | Journal (article/letter/editorial) | basaltic caldera, Higashi-Aogashima hydrothermal field, Izu-Ogasawara frontal arc, Japan Kokichi Iizasa 1 &...submarine caldera in the Izu-Ogasawara frontal arc, Japan. Native gold grains occur in massive sulfide fragments...intraoceanic arc setting such as the Higashi-Aogashima knoll caldera may be perspective for gold mineralization...Science, The University of Tokyo, 4-6-1 Komaba, Meguro-ku, Tokyo 153-8505, Japan 2 JGI, Inc., 1-5-21 Otsuka...Otsuka, Bunkyo-ku, Tokyo 112-0012, Japan 3 AORI, The University of Tokyo, 5-1-5, Kashiwanoha, Kashiwa-shi | | | Journal (article/letter/editorial) | Geoinformation, Geological Survey of Japan/AIST, Higashi, Tsukuba, Ibaraki, Japan 1 Abstract In the Izu–Bonin...Geological Survey of Japan/AIST, Central 7, 1-1-1, Higashi, Tsukuba, Ibaraki, 305-8567, Japan. Email: o-ishizuka@aist...front (Aogashima–Torishima) 45 50 55 60 65 SiO2(wt%) 100 (b) Sumisu caldera Aogashima Island Back-arc...the volcanic front (Fig. 1) and includes the Aogashima, Myojin and Sumisu Rifts from north to south....0.7034 0.7036 87Sr/86Sr (b) Volcanic front (Aogashima–Torishima) 0.6 Pb/Ce 30 m we an dg tle e |
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