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Program for Session 04a

Monday 22nd June AM: Room B3/Pa

04a (Oral): Integrated Studies of Mid-Ocean Ridge and Intraplate Magmatism: From Top to Bottom
Session chaired by Peter Michael & Alberto Saal

09:30  Keynote: Volatile Element Variability in MORB: Origins and Consequences
Hauri E & Saal A
09:45  Invited: Large Mantle Heterogeneities in H2O and δD Below the Southwest Indian Ridge (35-70°E)
Clog M, Aubaud C & Cartigny P
10:00  A Study of Degassing at Mid-Oceanic Ridges by Bubble-By-Bubble Analyses
Colin A, Burnard P & Marty B
10:15  Degassing of Sulfur from MORB: Evidence from Popping Rocks
Michael P
10:30  The Role of Volatiles on the Magma Delivery along the Lucky Strike Segment, 37ºN on the Mid-Atlantic Ridge
Ferreira P, Dixon J, Murton B & Boulter C
10:45  Invited: The Role of Degassing Processes on the Helium Paradox
Aubaud C
11:00  Keynote: Major Element and Volatile Heterogeneity in the Earth’s Mantle and Generation of Oceanic Basalts
Dasgupta R
11:15  Does Magma Degassing Affect Rhenium Contents of MORB?
Reisberg L & Burnard P
11:30  (234U/238U) and (230Th/238U) Disequilibria in Fresh and Altered Kolbeinsey Ridge Basalts
Elkins LJ, Sims KWW, Prytulak J, Mattielli N, Elliott T, Blichert-Toft J, Blusztajn J, Devey C, Mertz D, Kelemen P, Murrell M & Schilling J-G
11:45  Melting Dynamics beneath Iceland from U-Th-Pa-Ra Disequilibria in Post-Glacial Tholeiites
Koornneef J, Stracke A, Bourdon B, Aciego S, Grönvold K, Jochum K-P & Stoll B
12:00  An Old HIMU Seamount Chain Near the Japan Trench: Implications for Temporal Isotopic Variation of a Superplume
Shimoda G, Ishizuka O, Yamashita K, Yoshitake M, Ogasawara M & Yuasa M
12:15  Indian Ridges, Hotspots, Interaction: Réunion Central Indian Ridge and Amstersdam St Paul Southeast Indian Ridge Cases
Hémond C, Janin M, Maia M, Füri E, Hilton D, Murton B & Dyment J

Monday 22nd June PM: Room B3/Pa

04a (Oral): Integrated Studies of Mid-Ocean Ridge and Intraplate Magmatism: From Top to Bottom
Session chaired by Peter Michael & Alberto Saal

14:30  Mantle Melting beneath the Ultra-Slow Spreading Gakkel Ridge: Insights from Melt Inclusions and Numerical Modeling
Behn M, Shaw A, Gregg P & Grove T
14:45  Melt Permeability Barriers beneath Slow and Ultraslow Mid-Ocean Ridges
Hebert L & Montesi L
15:00  Submarine Basalts from the Alpha / Mendeleev Ridge and Chukchi Borderland: Geochemistry of the First Intraplate Lavas Recovered from the Arctic Ocean
Mukasa S, Andronikov A, Mayer L & Brumley K
15:15  Geochemical Variations in the Erlend Volcano, Faroe-Shetland Channel
Árting U & Holm PM
15:30  Os-Isotope Constraints on the Origin of Lena Trough Peridotites, Arctic Ocean: Asthenospheric Mantle or Continental Lithosphere?
Lassiter J & Snow J
15:45  Osmium Isotope Constraints on Chemical Heterogeneities in Indian Mid-Ocean Ridge Basalts
Burton K & Gannoun A
16:00  Osmium in Extreme EM2 Lavas: Implications for Recycled Sediment vs Eclogite in the Samoan Mantle
Jackson M & Shirey S
16:15  Refertilization of Oceanic Mantle by Old Depleted Melts: An in situ Trace Element and Os Isotope Study of ODP Site 1274 Peridotites
Godard M, Alard O, Gréau Y, Lorand J-P, Griffin WL & O'Reilley SY
16:30  Pyroxenites as Source of Mantle Heterogeneity
Sergeev DS, Dijkstra AH & Meisel T
16:45  Garnet Pyroxenite Melting at the Break-Up of Gondwana (Karoo LIP) to Present day (Bouvet TJ)
Kamenetsky V, Zellmer G, Kuzmin D, Maas R, Yaxley G & Sobolev A
17:00  Extreme Heterogeneity in the Subcontinental Lithospheric Mantle: Insights from the Lanzo Peridotite
Guarnieri L, Piccardo GB, Nakamura E, Shimizu N, Vannucci R & Zanetti A
17:15  Melt Transport in the Mantle: Transition from Dunite Channels to Pyroxenite Dykes in the Upper Mantle Section of New Caledonia
Pirard C, Hermann J & O'Neill HS

Tuesday 23rd June AM: Room B3/Pa

04a (Oral): Integrated Studies of Mid-Ocean Ridge and Intraplate Magmatism: From Top to Bottom
Session chaired by Peter Michael & Alberto Saal

09:30  Invited: Magma Chamber Processes beneath a Fast-Spreading Mid-Ocean Ridge
Lissenberg J, Howard K & MacLeod C
09:45  Oxygen Isotopic Ratio of Ocean Zircon
Grimes C, Ushikubo T, John B & Valley J
10:00  U-Pb Dating and Hf Isotope Analysis of Zircon from Young Magmatic Rocks of the Mid-Atlantic Ridge
Kostitsyn Y, Belousova E, Bortnikov N, Silantyev S & Sharkov E
10:15  Chalcophile Element Budget in the Upper Oceanic Crust (ODP Hole 1256D)
Scheibner B, Stosch H-G & Garbe-Schönberg D
10:30  Structure and Geochemistry of the Incipient Oceanic Crust of the Red Sea and the Rifted Margin of Western Arabia
Dilek Y, Furnes H & Schoenberg R
10:45  Are Ontong Java Plateau and Lyra Basin Related?
Tejada ML, Shimizu K, Suzuki K, Hanyu T, Sano T & Nakanishi M

Wednesday 24th June AM: Room ICE

04a (Poster): Integrated Studies of Mid-Ocean Ridge and Intraplate Magmatism: From Top to Bottom

Using Chromespinel for Petrogenetic Implications of South-Eastern Iranian Mantle Peridotites
Ahmadipour H
Thermobarometric Implications of Clinopyroxene Chemistry in the Plio-Quaternary Magmas of Gran Canaria (Canary Islands, Spain)
Aulinas M, Gimeno D, Fernandez-Turiel J-L, Perez-Torrado F-J, Rodriguez-Gonzalez A & Gasperini D
Nitrogen Isotopes and Plume-Ridge Interaction: The Central Indian Ridge and the Reykjanes Ridge
Barry P, Hilton D, Sano Y, Takahata N, Murton B, Füri E, Hemond C & Dyment J
LREE-Enriched Plagiogranites from the Oman Ophiolite
Berndt J, Benaouda R, Mezger K & Koepke J
Geobarometric Constraints to Low-P Evolution of Lithospheric Mantle
Borghini G, Fumagalli P & Rampone E
Isotopic Data (Sr-Nd-Hf-O) of Intrusive Rocks from the Kerguelen Islands (Indian Ocean)
Chevet J, Gerbe M-C, Grégoire M, O'Reilly SY, Cottin J-Y & Griffin WL
Cenozoic Magmatism in the Northern Flank of the Amur Superterrane (Russia)
Derbeko I
U-Series Systematics of Axial Seamount, Juan de Fuca Ridge
Dreyer B, Clague D & Gill J
The Pb-Nd-Sr-Hf-Isotopic Mantle Signature of the Kap Washington Group Volcanics, North Greenland
Duprat H, Holm PM, Thorarinsson S, Tegner C & Barfod G
10  Cenozoic Intraplate Volcanism in Northeast Africa, an Evidence for the African Plate Motion
Hegazy H
11  Metamorphism in Chah Savar Agha-Chah gaz Ophiolite
Keshavarz Tohid S
12  Lithium Isotope Signatures of Mantle Domains
Krienitz M-S, Garbe-Schönberg C-D, Romer RL, Meixner A & Haase K
13  Os Isotope Variation in Basaltic Glasses of the SW Indian Ridge
Krymsky R, Sushchevskaya N, Belyatsky B & Sergeev S
14  Volatile from the Millennium Explosive Eruption of Tianchi Volcano (China/North Korea) Track from Melt Inclusion
Li N, Fan Q & Sun Q
15  Refertilization Mechanisms of Mantle Lithosphere beneath Mid-Ocean Ridges
Luffi P & Lee C-T
16  Os Isotope Evolution of an Oceanic Intra-Plate Volcano: Tahiti-Nui (Society Islands, French Polynesia)
Nauret F, David K, Gannoun A, Hildenbrand A, Gillot P-Y, Delpech G & Schiano P
17  Petrological and Geochemical Evidence for Within-Plate Tectonic Origin of Some Igneous Rocks from the Lower Benue Rift
Obiora S & Charan N
18  Geochemical Variation of Fresh Quenched Glass in Axial MORB along 15-18°S, Central Indian Ridge
Orihashi Y, Magnani M, Machida S, Neo N, Yasuda A & Tamaki K
19  Alkali Volcanism of the Carter Seamount (Central Atlantic)
Peyve A
20  Olivine-Rich Troctolites from the Internal Liguride Ophiolites (Northern Apennine, Italy)
Renna MR & Tribuzio R
21  Kīlauea 2008: Primitive Components and Degassing Recorded by Olivine-Hosted Melt Inclusions and Matrix Glasses
Rowe M, Thornber C & Orr T
22  The Evolution of Mantle Sources of Mesozoic Intra-Plate Volcanism in the Southern Mongolia: Implication from Sr-Nd-Pb Isotopic and Geochemical Data
Savatenkov V, Kudryashova E, Kozlovsky A, Yarmolyuk V & Burmistrov A
23  Mineralogy of “Digested” Wall-Rock Xenoliths in Transitional Coherent Kimberlites of Tuzo Pipe (Gahcho Kué Kimberlite Field, NWT, Canada)
Seghedi I, Kurszlaukis S, Ntaflos T & Maicher D
24  Mostly Differentiated Products of Carbonatite-Phoscorite Complex in Hongcheon, Korea
Shin D, Oh Y & Lee M
25  Isotopic Geochemistry of the Shield-Stage Lavas of Hualalai Volcano, Hawaii
Yamasaki S, Kani T, Hanan B & Tagami T
26  Geochemical Constraints on the Hainan Mantle Plume from Cenozoic Alkali Basalts from the South China Sea
Yan Q & Shi X
27  Geochemistry of Tertiary Period Basalt from the Middle Tanlu Fault (Eastern China) and Its Relation with Formation of Corundum Megaphenocryst
Yu X, Yao X & Han P
28  Rates of Magmatic Processes from U-Series in Historical Eruptions at Askja and Krafla Volcanoes, Iceland
Zellmer GF, Rubin KH, Grönvold K & Jurado-Chichay Z
29  Origin of Basaltic Underplating
Zhu D & Xu YG