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Water in the grain boundaries of polycrystalline rocks : Its role in grain boundary diffusion and grain growth

Research Project

Project/Area Number 18540468
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Petrology/Mineralogy/Science of ore deposit
Research InstitutionTohoku University

Principal Investigator

NAKAMURA Michihiko  Tohoku University, 大学院・理学研究科, 准教授 (70260528)

Co-Investigator(Kenkyū-buntansha) 吉田 武義  東北大学, 大学院・理学研究科, 教授 (80004505)
Co-Investigator(Renkei-kenkyūsha) YOSHIDA Takeyoshi  東北大学, 大学院・理学研究科, 教授 (80004505)
Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,760,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥660,000)
Fiscal Year 2008: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2007: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2006: ¥900,000 (Direct Cost: ¥900,000)
Keywords岩石粒界 / 粒界拡散 / 結晶粒成長 / 岩石・鉱物・鉱床学 / 地殻・マントル物質 / 地球化学 / 表面・界面物性
Research Abstract

地球の地殻・最上部マントルを構成する岩石の結晶粒界には、水(粒界水)が含まれていることが多い。このような水が、岩石の物性や物質輸送特性に与える影響を、高温高圧実験によって定量的に明らかにした。かんらん石と単斜輝石からなる岩石の粒成長速度は、粒界水の存在によって高速化するため、水を多く含む、沈み込み帯の楔型マントルでは、無水に近いマントルに比べて粒度が粗く、実効的な粘性が高い可能性があることがわかった。

Report

(4 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • Research Products

    (26 results)

All 2009 2008 2007 2006

All Journal Article (15 results) (of which Peer Reviewed: 9 results) Presentation (11 results)

  • [Journal Article] ゾル・ゲル法による石英結晶試料の合成2008

    • Author(s)
      井元恒・道林克禎・大内智博・中村美千彦
    • Journal Title

      静岡大学地球科学研究報告 35

      Pages: 45-54

    • NAID

      110007509004

    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Journal Article] Permeability and pore-connectivity variation of pumices from a single pyroclastic flow eruption : Implications for partial fragmentation2008

    • Author(s)
      Nakamura, M., K. Ohtaki, S. Takeuchi
    • Journal Title

      J. Vol. Geotherm. Res 178

      Pages: 72-80

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Evolution of bubble microstructure in sheared rhyolite : Formation of a channel-like bubble network2008

    • Author(s)
      Okumura, S., M. Nakamura, A. Tsuchiyama, T. Nakano, K. Uesugi
    • Journal Title

      J. Geophys. Res 113

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Diffusive dehydration and bubble resorption during open-system degassing of rhyolitic melts2008

    • Author(s)
      Yoshimura, S., M. Nakamura
    • Journal Title

      J. Vol. Geotherm. Res 178

      Pages: 72-80

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Grain growth in the system forsterite-diopside-water2007

    • Author(s)
      Ohuchi, T. , Nakamura, M.
    • Journal Title

      Physics of the Earth Planetary Interior 160

      Pages: 281-304

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] かんらん石-単斜輝石系における粒成長, 月刊地球2007

    • Author(s)
      大内智博・中村美千彦
    • Journal Title

      マントルの構造敏感性地震波特性、そして物質移動 30

    • Related Report
      2008 Final Research Report
  • [Journal Article] Grain growth in the system forsterite-diopside-water2007

    • Author(s)
      Ohuchi, T., Nakamura, M.
    • Journal Title

      Phys. Earth Planet. Inter. 160

      Pages: 281-304

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Diffusive dehydration and bubble resorption during open-system degassing of rhyolitic melts2007

    • Author(s)
      Yoshimura, S, Nakamura, M.
    • Journal Title

      J. Volcanol. Geotherm. Res. (in press)

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Evolution of bubble microstructure in sheared rhyolite: Formation of achannel-like bubble.network2007

    • Author(s)
      Okumura, S., Nakamura, M., Tsuchiyama, A., Nakano, T., Uesugi, K.
    • Journal Title

      J. Geophys. Res. (in press)

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Grain growth in the system forsterite-diopside-water2007

    • Author(s)
      Ohuchi, T, Nakamura, M
    • Journal Title

      Phys.Earth Planet.Inter. (In press)

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Microstructure evolution of aqueous fluid-bearing wehrlites : Implications for the fluid distribution in polymineralic rocks2006

    • Author(s)
      Ohuchi, T. , Nakamura, M.
    • Journal Title

      Journal of Geophysical Research 111

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Grain growth in the forsterite-diopside system2006

    • Author(s)
      Ohuchi, T. , Nakamura, M.
    • Journal Title

      Physics of the Earth and Planetary Interior 160

      Pages: 1-20

    • NAID

      40015879812

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Microstructure evolution of aqueous fluid-bearing wehrlites : Implications for the fluid distribution in polymineralic rocks2006

    • Author(s)
      Ohuchi, T, Nakamura, M
    • Journal Title

      J.Geophys.Res. 111

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Grain growth in the forsterite-diopside system2006

    • Author(s)
      Ohuchi, T, Nakamura, M
    • Journal Title

      Phys.Earth Planet.Inter. 160

      Pages: 1-20

    • NAID

      40015879812

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Shear-induced bubble coalescence in rhyolitic melts with low vesicularity2006

    • Author(s)
      Okumura, S, Nakamura, M, Tsuchiyama, A
    • Journal Title

      Geophys.Res.Lett. 33

    • Related Report
      2006 Annual Research Report
  • [Presentation] Chemical transport between minerals and fluids enhanced by grain boundary migration : A case of compatible elements2009

    • Author(s)
      Nakamura, M. , T. Ohuchi, K. Michibayashi
    • Organizer
      2^<nd> International Symposium on Interface Mineralogy
    • Place of Presentation
      Sendai
    • Year and Date
      2009-03-11
    • Related Report
      2008 Final Research Report
  • [Presentation] Chemical transport between minerals and fluids enhanced by grain boundary miaration : A case of compatible elements2009

    • Author(s)
      Nakamura, M., T. Ohuchi, K. Michibayashi
    • Organizer
      Interface Mineralogy
    • Place of Presentation
      仙台
    • Year and Date
      2009-03-11
    • Related Report
      2008 Annual Research Report
  • [Presentation] 粒界移動による鉱物-流体間の高速な化学輸送 : 適合元素の例2008

    • Author(s)
      大内智博・中村美千彦
    • Organizer
      日本鉱物科学
    • Place of Presentation
      秋田
    • Year and Date
      2008-09-10
    • Related Report
      2008 Final Research Report
  • [Presentation] 粒界移動による鉱物-流体間の高速な化学輸送 : 適合元素の例2008

    • Author(s)
      大内智博・中村美千彦
    • Organizer
      日本鉱物科学会
    • Place of Presentation
      秋田
    • Year and Date
      2008-09-10
    • Related Report
      2008 Annual Research Report
  • [Presentation] ダナイトにおける粒界移動2007

    • Author(s)
      大内智博・中村美千彦
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      千葉
    • Year and Date
      2007-05-22
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation] Role of Grain Growth on the Chemical Transport in Fluid-bearing Rocks2006

    • Author(s)
      Nakamura, M. , Ohuchi, T.
    • Organizer
      American Geophysical Union, Fall Meeting
    • Place of Presentation
      SanFrancisco, USA
    • Related Report
      2008 Final Research Report
  • [Presentation] 粒成長しつつある多結晶体中における流体分布の時間発展2006

    • Author(s)
      中村美千彦, 古郡秀彦
    • Organizer
      日本火山学会2006年度秋季大会
    • Place of Presentation
      阿蘇
    • Related Report
      2008 Final Research Report
  • [Presentation] Grain growth kinetics in the system forsterite-diopside-water2006

    • Author(s)
      Ohuchi, T. , Nakamura, M.
    • Organizer
      19th General Meeting of the International Mineralogical Association
    • Place of Presentation
      Kobe, Japan
    • Related Report
      2008 Final Research Report
  • [Presentation] Cation exchange between fluid and olivine in dunite controlled by grain boundary migration : Implications for mantle metasomatism2006

    • Author(s)
      Nakamura, M. , Ohuchi, T.
    • Organizer
      19th General Meeting of the International Mineralogical Association
    • Place of Presentation
      Kobe, Japan
    • Related Report
      2008 Final Research Report
  • [Presentation] かんらん石-単斜輝石系における粒成長メカニズム2006

    • Author(s)
      大内智博, 中村美千彦
    • Organizer
      日本地球惑星科学連合2006年大会
    • Place of Presentation
      千葉
    • Related Report
      2008 Final Research Report
  • [Presentation] かんらん石-単斜輝石系における粒成長と水の効果2006

    • Author(s)
      大内智博, 中村美千彦
    • Organizer
      日本地球惑星科学連合2006年大会
    • Place of Presentation
      千葉
    • Related Report
      2008 Final Research Report

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Published: 2006-04-01   Modified: 2016-04-21  

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