Japanese-Russian Workshop Symposium
Supported by: Japan Society for Promotion of Science, Russian Foundation for Basic Research, Tohoku University Global COE Program gGlobal Education and Research Center for Earth and Planetary Dynamicsh, and Centre for Northeast Asian Studies, Tohoku University
gNorthern Pacific-Rim Ophiolites and their Ocean-Floor Analoguesh
Place: Center for Northeast Asian Studies, Tohoku University
Kawauchi 41, Aoba-ku, Sendai 980-8576 Japan
Meeting Room #436 (4th Floor)
Time: Monday-Thursday, February 7-10, 2011
The Symposium was successfully completed (Photos)
Organizers: Akira Ishiwatari, Naoto Hirano, Yasutaka Hayasaka, Sumiaki Machi, Sergey D. Sokolov and Galina V. Ledneva
[Akira ISHIWATARI] [Top] [Ishiwatari Laboratory] [CNEAS] [Dept. Earth Sci.] [Tohoku Univ.]
TENTATIVE PROGRAM (Ver. 2)
Monday, 7 February 2011
10:00 (start from Hotel Bel Air Sendai): Campus Tour. Visit the Tohoku University Museum and the Aoba-jo Castle of the Samurai Period. Lunch (University Restaurant)
14:00 Opening Remarks
SATO, Motoyuki (Director, Center for Northeast Asian Studies, Tohoku University)
ISHIWATARI, Akira (Host Convener, Prof., CNEAS, Tohoku Univ.)
14:20 SOKOLOV, Sergey D. (Geol. Inst., Rus. Acad. Sci., Moscow), GANELIN,
Ophiolites of the South Anyui suture: tectonic position, age, and geodynamic setting.
14:50 LEDNEVA, Galina V. (Geol. Inst., Rus. Acad. Sci., Moscow), BAZYLEV, Boris A., ISHIWATARI, Akira, SOKOLOV, Sergey D., PEASE, Victoria L., MACHI, Sumiaki
Hypabyssal mafic intrusions of Eastern Chukotka as indicators of Permo-Triassic -
Late Triassic extension of the Arctic Alaska - Chukotka microplate
15:20 BAZYLEV, Boris A. (Vernadsky Inst. of Geochem. & Anal. Chem., Rus. Acad. Sci., Moscow), LEDNEVA, Galina V., KONONKOVA, Natalina N.
Subduction-reworked subcontinental lithospheric mantle: An example from the
Eldenyr massif (Central Chukotka)
16:00 BAZYLEV, Boris A. (Vernadsky Inst. of Geochem. & Anal. Chem., Rus. Acad. Sci., Moscow), LEDNEVA, Galina V., ISHIWATARI, Akira, KONONKOVA, Natalina, N.
Lower crustal Pekulfney complex (Central Chukotka): composition and geological
relationships of high-P cumulates and their country rocks.
16:30 MACHI, Sumiaki (Kanazawa Univ.), ISHIWATARI, Akira, MORISHITA, Tomoaki, HAYASAKA, Yasutaka, LEDNEVA, Galina, V., SOKOLOV, Sergey, D., PALANDZHYAN, Suren A., BAZYLEV, Boris, A., TAMURA, Akihiro, ARAI, Shoji
Major and Trace elements mineral composition in peridotites from the Ustf-Belaya
ophiolite, Far East Russia
17:00 GANELIN, Aleksandr V. (Geol. Inst., Rus. Acad. Sci., Moscow)
Two types of the dike suites of the Aluchin ophiolite complex (western Chukotka):
Geochemistry and geodynamical position
17:30 MOISEEV, ArtemV. (Geol. Inst., Rus. Acad. Sci., Moscow), SOKOLOV, SergeyD.,
Structure and composition of the Paleozoic terrigenous complex overlapping the
Ust-Belaya ophiolite - tectonic and geodynamic conclusions
18:10-20:00 Welcome Banquet in the Center for Northeast Asian Studies
Tuesday, 8 February 2011
9:00 ISHIWATARI, Akira (Tohoku Univ.)
Toward the IODP Hahajima Seamount drilling in the Bonin fore-arc: Magmatism,
metamorphism and tectonism as viewed from Japanese and Russian ophiolites
9:30 OKAMURA, Satoshi (Hokkaido Univ. of Education), YATSUKA, Sho, SAKAMOTO, Izumi, AZUMA, Toyoto
Diverse geochemical signatures in MORB-like basalts dredged from the trench slope
of the Ogasawara ridge and the Hahajima Seamount --- Implications for the origin of
the tectonic event in the Izu-Bonin fore arc---
10:00 NIIDA, Kiyoaki (Hokkaido Univ.)
Origin of serpetinized peridotites from the Ohmachi Seamount, Izu-Bonin arc.
10:40 CHIBA, Megumi (Hokkaido Univ.) and NIIDA, Kiyoaki
Primary melt impregnation observed in plagioclase-harzburgites from the Mariana
11:10 HAYASAKA, Yasutaka (Hiroshima Univ.), SAKASHIMA, Toshihiko, ARAI, Takashi, KIMURA, Gaku
Schmidt Peninsular Ophiolite, Sakahlin, Russia: General description and zircon U-Pb
11:40 TAKASHIMA Reishi (Tohoku Univ.)
Upper Jurassic Ophiolite and overlying Lower Cretaceous volcanic sediments exposed
in Hokkaido, Japan.
13:30 DILEK, Yildirim (Miami Univ., Ohio)
Geochemical and tectonic fingerprinting of ophiolites
14:00 HARRIS, Ron (Brigham Young Univ., Utah)
Tectonic evolution of the Brooks Range Ophiolite, Alaska
14:30 HARRIS, Ron (Brigham Young Univ., Utah)
Geodynamic patterns of Tertiary ophiolites and marginal basins in the
Asian-Australian-Pacific convergent plate triple junction of the SW Pacific region:
Modern analog for genesis and emplacement of Mesozoic ophiolites of the northern
15:00 SUDA, Yoshimitsu (Osaka City Univ.), KIMURA, Kosuke, HAYASAKA, Yasutaka
Evolution of Paleozoic oceanic island arc-back arc basin system constrained by
geochemistry and geochronology of Yakuno ophiolite, southwest Japan.
15:40 HISADA, Ken-ichiro (Tsukuba Univ.)
Detrital chromian spinel chemistry of Paleozoic and Mesozoic clastics in the Japanese
16:10 KIMURA, Kosuke (Hiroshima Univ.), HAYASAKA, Yasutaka, SUDA, Yoshimitsu
Zircon U-Pb SHRIMP ages of Paleozoic ophiolitic rocks in the Inner Zone of SW Japan
16:40 HIRANO, Naoto (Tohoku Univ.)
MOR to ARC evolution and petit-spot volcanoes of the Mineoka ophiolite as revealed
by new geochemical and age constraints
17:10 YAMAMOTO, Yuzuru, SAITO, Saneatsu, KANAMATSU, Toshiya
Young subduction-accretion system exposed in the south of the Mineoka ophiolite,
Boso Peninsula, central Japan: introduction of field trip.
18:30-20:30 Optional Dinner in Sendai Downtown
Wendsday , 9 February 2011 and Thursday, 10 February 2011
Field trip to the Boso Peninsula (Mineoka ophiolite and Tertiary accretionary complex)
Leaders: HIRANO, Naoto, YAMAMOTO, Yuzuru and ISHIWATARI Akira
9 Feb. at 07:30: Start from the hotel by bus, which will carry us throughout the trip. Accommodate in Tateyama, Chiba Prefecture.
10 Feb.: Full-day field trip. In the evening: Arrive at the hotel in Tokyo.
11 Feb. The bus carry us to the Narita Airport first, and then it will go back to Sendai.