Subduction processes recorded in the high-pressure nappe of the Sanbagawa metamorphic belt
Project/Area Number |
18340172
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Research Category |
Grant-in-Aid for Scientific Research (B)
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Allocation Type | Single-year Grants |
Section | 一般 |
Research Field |
Petrology/Mineralogy/Science of ore deposit
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Research Institution | Nagoya University |
Principal Investigator |
ENAMI Masaki Nagoya University, 大学院・環境学研究科, 教授 (20168793)
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Co-Investigator(Kenkyū-buntansha) |
WALLIS Simon 名古屋大学, 大学院・環境学研究科, 准教授 (30263065)
MIZUKAMI Tomoyuki 金沢大学, 自然システム学系, 助教 (80396811)
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Project Period (FY) |
2006 – 2008
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Project Status |
Completed (Fiscal Year 2008)
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Budget Amount *help |
¥12,810,000 (Direct Cost: ¥12,000,000、Indirect Cost: ¥810,000)
Fiscal Year 2008: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2007: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Fiscal Year 2006: ¥9,300,000 (Direct Cost: ¥9,300,000)
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Keywords | 沈み込み帯 / 高圧変成作用 / エクロジャイト / ラマン分析 / P-T履歴 / 岩石・鉱物・鉱床学 / 三波川帯 / ラマン・スペクトル / 残留圧力計 / Lu-Hf年代測定 / 高P / T型変成作用 |
Research Abstract |
日本列島周辺で代表される島弧域には,海溝から大陸側に向かって海洋プレートが沈み込んでいる.西南日本の外帯には,その深部の様子を記録している三波川高圧変成岩類が広く分布している.その中でも特に高圧条件を示すエクロジャイトについて, (1)それが形成された時の圧力(P)-温度(T)履歴の解析,(2)ラマン分光分析法を利用した, エクロジャイト相変成作用の痕跡の検出の試み,および(3)エクロジャイト相変成作用の地域的広がりの検討を行った.
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Report
(4 results)
Research Products
(57 results)
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[Journal Article] Plate movements, ductile deformation and geochronology of the Sanbagawa belt, SW Japan : tectonic significance of 89-88 Ma Lu-Hf eclogite ages2009
Author(s)
Wallis, S. R., Anczkiewicz, R., Endo, S., Aoya, M., et al.
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Journal Title
Journal of Metamorphic Geology 27
Pages: 93-105
Related Report
Peer Reviewed
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[Journal Article] The Malashan gneiss dome in south Tibet: comparative study with the Kangmar dome with special reference to kinematics of deformation and origin of associated granites. Channel Flow, Ductile Extrusion and Exhumation in Continental Collision Zones2006
Author(s)
Aoya, M., Wallis, S. R., Kawakami, T., Lee, J., Wang, Y. & Maeda, H.
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Journal Title
Geological Society of London, Special Publications 268
Pages: 471-495
Related Report
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[Journal Article] Age and early metamorphic history of the Sanbagawa belt : Lu-Hf and P-T constraints from the Western Iratsu eclogite
Author(s)
Endo, S., Wallis, S.R., Hirata, T., Anczkiewicz, R., Platt, J.P., Thirlwall, M., and Asahara, Y.
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Journal Title
Journal of Metamorphic Geology 27(in press)
Related Report
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[Journal Article] Plate movements, ductile deformation and geochronology of the Sanbagawa belt, SW Japan : tectonic significance of 89-88 Ma Lu-Hf eclogite ages
Author(s)
Wallis, S.R., Anczkiewicz, R., Endo, S., Aoya, M., Platt, J.P., Thirlwall, M., and Hirata, T.
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Journal Title
Journal of MetamorphicGeology 27
Pages: 93-105
Related Report
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[Journal Article] Forearc diamond from Japan
Author(s)
4.Wallis, S.R., Anczkiewicz, R., Endo, S., Aoya, M., Platt, J.P., Thirlwall, M., and Hirata, T.
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Journal Title
Geology 36
Pages: 219-222
Related Report
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