Preliminary verification study on textural and magnetic development of serpentinites for intermittent diapirs in southwestern Japan
Project/Area Number |
20540451
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Research Category |
Grant-in-Aid for Scientific Research (C)
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Allocation Type | Single-year Grants |
Section | 一般 |
Research Field |
Geology
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Research Institution | Okayama University |
Principal Investigator |
YOSHINO Haruka 岡山大学, 地球物質科学研究センター, 客員研究員 (80359207)
|
Co-Investigator(Kenkyū-buntansha) |
KIDO Yukari 海洋研究開発機構, 地球深部探査センター, 技術主任 (20359194)
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Research Collaborator |
HIRAUCHI Kenichi 広島大学, 大学院・理学研究科, 学振特別研究員(PD) (10633290)
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Project Period (FY) |
2008 – 2011
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Project Status |
Completed (Fiscal Year 2011)
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Budget Amount *help |
¥5,200,000 (Direct Cost: ¥4,000,000、Indirect Cost: ¥1,200,000)
Fiscal Year 2011: ¥520,000 (Direct Cost: ¥400,000、Indirect Cost: ¥120,000)
Fiscal Year 2010: ¥520,000 (Direct Cost: ¥400,000、Indirect Cost: ¥120,000)
Fiscal Year 2009: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2008: ¥2,730,000 (Direct Cost: ¥2,100,000、Indirect Cost: ¥630,000)
|
Keywords | テクトニクス / 蛇紋岩 / 地磁気ダイポール異常 / 間欠貫入 / 変成変形過程 |
Research Abstract |
Preliminary study on tectonomagnetic evolution of serpentinites in southwestern Japan was carried out to verify the hypothesis of fossil serpentine diapirs indicated from a series of dipole magnetic anomalies。Structural and magnetic study in field to microscopic scale revealed two stage serpentinization accompanied by similar magnetic property within four areas. Shear deformation during second stage serpentinization implies extrusion of serpentinites.
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Report
(4 results)
Research Products
(20 results)
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[Journal Article] Crustal evolution of the southwestern Kuril Arc, Hokkaido Japan, deduced from seismic velocity and geochemical structure2009
Author(s)
Nakanishi A., Kurashimo E., Tatsumi Y., Yamaguchi H., Miura S., Kodaira S., Obana K., Takahashi N., Tsuru T., Kaneda Y., Iwasaki T., and N. Hirata
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Journal Title
Tectonophysics
Volume: Vol.472
Pages: 105-123
Related Report
Peer Reviewed
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[Journal Article] Kumano-nada 3D seismic data acquisition and processing2009
Author(s)
Uraki, S., Kido, Y., Sanada, Y., Kuramoto, S., Okano, T., Saga, H., Park, J-O., Moore, G., and A. Taira
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Journal Title
Butsuri-Tansa(Geophys. Explor.)
Volume: Vol.62, No.2
Pages: 277-288
NAID
Related Report
Peer Reviewed
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