COMPRES FOCUSED ION BEAM WORKSHOP March 27/28, 2004 Riverside, CA
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Transcript of COMPRES FOCUSED ION BEAM WORKSHOP March 27/28, 2004 Riverside, CA
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COMPRES FOCUSED ION BEAM WORKSHOPMarch 27/28, 2004
Riverside, CA
Harry W. Green, II
Institute of Geophysics and Planetary Physics
Department of Earth Sciences
Riverside, CA 92506
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FEI Dual-FEI Dual-BeamBeamFIBFIB
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TEM Foil Preparation of Microdiamond TEM Foil Preparation of Microdiamond included in Zirconincluded in Zircon
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TEM Foil Preparation of Microdiamond TEM Foil Preparation of Microdiamond included in Zirconincluded in Zircon
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Preparation of TEM Foil by FIB from Preparation of TEM Foil by FIB from Multianvil SpecimenMultianvil Specimen
Pyrolite composition Pyrolite composition equilibrated at 14 equilibrated at 14 GPa, 1400˚C and GPa, 1400˚C and
then reannealed at 13 then reannealed at 13 GPa.GPa.
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Pyrolite Pyrolite composition composition equilibrated equilibrated at 14 GPa, at 14 GPa, 1400˚C and 1400˚C and
then then reannealed reannealed at 13 GPa.at 13 GPa.
WadsleyiteWadsleyite
Majoritic GarnetMajoritic Garnet
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Dobrzhinetskaya et al. (unpublished)Dobrzhinetskaya et al. (unpublished)
Donghai, ChinaDonghai, China
Grt
1.5mm
DiDi
DiDiDiDi
DiDi
Intergrown Garnet & Intergrown Garnet & Diopside in Mantle Diopside in Mantle
PeridotitePeridotite
Grt
Grt
Grt
Grt
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Exsolution in Diopside
Grt
Grt
DiopsideDiopside
DiopDiop
Bridge
Exsolution Exsolution lamellaelamellae
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Size and Distribution of Lamellae
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Foil Prepared by FIB
Diopside HostDiopside HostLamellaLamella
PtPt
Expansion cracks induced by Expansion cracks induced by polishing solutionpolishing solution
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Lamella showing analysis spots
DiopsideDiopside
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Lamella Topotaxy
DiopsideDiopside
MicaMica (100)di // (001)mica
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Summer Solstice Eve in the Summer Solstice Eve in the Western Norway UHPM TerraneWestern Norway UHPM Terrane