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Program for Session 03a

Monday 22nd June AM: Room B2/Ri

03a (Oral): Structure and evolution of chemical heterogeneities in the Earth's mantle
Session chaired by Al Hofmann & Paul Tackley

09:30	Platinum Group Element (PGE) Mineralization in Madawara Ultramafic Complex, Bundelkhand Craton, Central India Balaram V, Singh SP, Satyanarayanan M, Anjaiah KV & Kharia A
09:45	Mantle Heterogeneity Records by Xenoliths beneath In Teria (SE Algeria) Kaczmarek M-A, Alard O, Bodinier J-L, Bosch D, Dautria J-M & Tommasi A
10:00	Evidence for Crustal Recycling and Refertilisation in the Subcontinental Lithospheric Mantle: The Peridotite-Pyroxenite Sequence from the External Ligurides, Northern Italy Montanini A, Tribuzio R & Thirlwall M
10:15	Coexistence of Abyssal and Ultra–depleted SSZ Type Mantle Peridotites from the Muğla Area, SW Turkey Uysal I, Karsli O, Sadiklar MB, Tarkian M, Meisel T, Ottley CJ & Stutz P
10:30	Mantle Xenoliths from the Kodamali Kimberlite Pipe, Bastar Craton, Central India: Evidence for Decompression Melting and Crustal Contamination in the Mantle Source Babu EVSSK, Bhaskar Rao YJ, Mainkar D, Pashine JK & Rao SR
10:45	Metasomatism in the Mantle Wedge beneath the Avacha Volcano, Kamchatka from Xenolith Data Ionov DA
11:00	Composition, Distribution and Properties of the Ultra-Depleted Mantle Component Hellebrand E, von der Handt A, Johnson K, Snow J, Liu C-Z, Dick H & Hofmann A
11:15	Carbon Isotope Composition of Natural SiC (Moissanite) from the Earth's Mantle: New Discoveries from Ophiolites Trumbull R, Yang J-S, Robinson P, Vennemann T & Wiedenbeck M
11:30	Melting and Melt-Peridotite Interactions in Heterogeneous Upper Mantle Sources of Primitive Volcanics Yaxley G, Spandler C, Sobolev A, Rosenthal A & Green D
11:45	Melting of Carbonated Eclogite at 3.5-5.5 GPa: An Experimental Study Kiseeva E, Yaxley G & Kamenetsky V
12:00	Pressure Dependence of Partition Coefficients between Olivine and Peridotite Melt Imai T, Takahashi E, Suzuki T & Hirata T
12:15	The Orthoenstatite/Clinoenstatite Phase Transition Under the Upper Mantle Conditions Determined by in situ X-Ray Diffraction: Implications for Nature of the X-Discontinuity Akashi A, Nishihara Y, Takahashi E, Nakajima Y, Tange Y & Funakoshi K-I

Monday 22nd June PM: Room B2/Ri

03a (Oral): Structure and evolution of chemical heterogeneities in the Earth's mantle
Session chaired by Al Hofmann & Paul Tackley

14:30	Keynote: Seismic Constraints on the Fine Scale Structure of Earth’s Mantle Rost S
15:00	Geochemical and Geophysical Constraints on the Nature of Mantle Convection Mukhopadhyay S, Gonnermann H, O'Connell R, Dziewonski A & Van der Hilst R
15:15	The Survival of Reservoirs of Dense Material at in the Lower Mantle and the Source of OIB Deschamps F, Kaminski E, Tackley P & Nakagawa T
15:30	Mantle Noble Gas Abundance Ratios: Support for a Less Degassed Lower Mantle Yamamoto J & Kurz M
15:45	A Multiple-System Study of the Geochemical Evolution of the Mantle with Force-Balanced Plates and Thermo-Chemical Effects Brandenburg J, Hauri E, van Keken P & Ballentine C
16:00	Infuence of MORB Bulk Composition on 3-D Spherical Models of Thermo-Chemical Mantle Convection with Self-Consistently Calculated Mineral Physics Nakagawa T, Tackley P, Deschamp F & Connolly J
16:15	Mantle Mixing in 3D: Using Strain Markers to Model Persistence and Scales of Heterogeneity Kellogg L, Natarajan CS & Turcotte D
16:30	The Effect of Toroidal Flow on Mantle Mixing Efficiency in Numerical Simulations of 3D Spherical Convection van Heck HJ & Tackley PJ
16:45	On Mantle Chemical and Thermal Heterogeneities and Anisotropy as Mapped by Inversion of Surface Wave Data Khan A, Boschi L & Connolly J
17:00	The Thermochemical Structure of the Upper Mantle as Inferred by Seismic and Gravity Data Cammarano F, Nakagawa T & Tackley PJ
17:15	Constraining Rheology and Water Content in the Upper Mantle by Modeling Plate Tectonics Sobolev S, Popov A & Steinberger B

Tuesday 23rd June AM: Room B2/Ri

03a (Oral): Structure and evolution of chemical heterogeneities in the Earth's mantle
Session chaired by Al Hofmann & Paul Tackley

09:30	Cenozoic Ultramafic Intrusive Rocks in Upper Mantle beneath SW Poland Puziewicz J, Gregoire M, Koepke J & Ntaflos T
09:45	Global Variability in the Platinum-Group Element Contents of Komatiites Fiorentini M, Barnes S, Maier W & Heggie G
10:00	Highly Siderophile Elements in the Earth’s Mantle: Message from the Archean Komatiite Zoo Puchtel IS & Walker RJ
10:15	Osmium Isotope Insights into High ³He/⁴He Mantle and Convecting Mantle in the North Atlantic Dale CW, Pearson DG, Starkey NA, Stuart FM, Ellam RM, Larsen LM, Fitton JG & Macpherson CG
10:30	The PGE Geochemistry of the On-Craton Kimberlites from Eastern Dharwar Craton, Southern India Roy P, Vysetti B & Rao NVC
10:45	Nature of Mantle Lithological Heterogenity and its Role in Generation of ca. 825Ma Komatiitic Basalts, South China Wang X, Li X, Li J, Li Z & Li W
11:00	Sampling of Geochemical Heterogeneities within the Hawaiian Plume: A Case Study of ¹⁴³Nd/¹⁴⁴Nd Huang S & Jacobsen S
11:15	A New Trend for the Cape Verde Hotspot Magmas: Isotopic Evidence from Boa Vista Holm PM, Peate DW, Dyhr CT & Schmith J
11:30	Mg Isotope Heterogeneity in the Mantle Pogge von Strandmann P, Elliott T, Marschall H, Ionov D & Niu Y
11:45	Uniform Silicon Isotopes in the Depleted Mantle and No Melt-Induced Fractionation Savage P, Georg B, Williams H & Halliday A

Thursday 25th June AM: Room ICE

03a (Poster): Structure and evolution of chemical heterogeneities in the Earth's mantle

14	Clinopyroxene Eclogite-Peridotite Thermobarometry of the Large Yakutian Kimberlite Pipes Ashchepkov I, Logvinova A, Kuligin S, Pokhilenko L, Vladykin N, Mityukhin S, Alymova N, Malygina E & Vishnyakova E
15	Abundances of PGE and Gold in Kimberlites from Eastern Dharwar Craton, Southern India Balaram V & Roy P
16	Veined Peridotite Xenoliths from the Avacha Volcano, Kamchatka: Fluid Types and Fluid-Rock Interaction in Supra-Subduction Mantle Bénard A & Ionov DA
17	New Petrographic, Major and Trace Element Data on Lithospheric Mantle beneath Central Siberian Craton Doucet L-S, Ionov DA & Ashchepkov I
18	Diverse Melt Inclusions in Weizhou Island, Southern China―Implication for Mantle Metasomatism and Chemical Heterogeneity Fan Q, Sui J, Li N & Sun Q
19	Insight into the Lithospheric Mantle beneath NE Part of Bohemian Massif: A Case Study of Lutynia (SW Poland) Peridotite Xenoliths Matusiak-Małek M, Puziewicz J, Ntaflos T & Grégoire M
20	Geochemical Mirages in Isotope Systematics of the Mantle Material Pushkarev Y & Nikitina L
21	Mantle End-Membres (DM, EMI, EMII, HIMU and PM) – Geochronological Interpretation Rochd K
22	Seismic Properties of the Siberian Craton Mantle from Udachnaya Xenoliths Saumet S, Bascou J, Ionov D & Doucet L
23	Three Dimensional Magmatism in the Settupalle Complex, Cuddapah Alkaline Province, South India Tirumala S & Ravulapati M
24	Recycled Lower Continental Crust: Re-Os Isotopic Evidence from Peridotite Xenoliths Entrained by Mesozoic High-Mg Diorites in the Eastern North China Craton Xu W-L, Gao S, Yang D-B, Yuan H-L, Rudnick RL & Walker RJ