GEMOC ARC National Key Centre

Appendix 4: Abstract titles

TITLES OF ABSTRACTS FOR CONFERENCE PRESENTATIONS IN 2008

INTERNATIONAL CONFERENCE OF ARC-CONTINENT COLLISIONS IGCP 52⁴, NATIONAL CHENG KUNG UNIVERSITY, TAIWAN, 12-21 JANUARY, 2008

Recent island arc collisions from the western Pacific
R.A. Glen^1,2
1. Geological Survey of NSW, Department of Primary Industries, 2. GEMOC Macquarie

13^th ANZGG CONFERENCE, QUEENSTOWN, TASMANIA, 10-15 FEBRUARY, 2008

Catchment erosion over the past 100,000 yr in southeastern Australia: insights on how erosion and sediment transport respond to climate change
A. Dosseto¹, S.P. Turner¹, P. Hesse², K. Fryirs² and K. Maher³
1. GEMOC Macquarie, 2. Department of Physical Geography, Macquarie University, Sydney, NSW, Australia, 3. Department of Geological and Environmental Sciences, Stanford University, Stanford, CA, USA

39^th LUNAR AND PLANETARY SCIENCE CONFERENCE, LEAGUE CITY, TEXAS, 10-14 MARCH, 2008

Effect of carbon and sulfur on iron melting at high pressure: implications for composition and evolution of the terrestrial planet cores
Y. Fei¹, L. Deng^1,2 and A. Corgne³
1. Geophysical Laboratory, Carnegie Institution of Washington, Washington DC, USA, 2. Institute of Physics, Southwest Jiaotong University, Chengdu, P.R. China, 3. GEMOC Macquarie University


THE GEOLOGICAL SOCIETY OF AMERICA, NORTHEASTERN SECTION, 43RD ANNUAL MEETING, NEW YORK, USA, 27-29 MARCH, 2008

Significance of detrital zircon ages from the Westboro Quartzite, Avalon Terrane, Eastern Massachusetts
J.C. Hepburn¹, E.J. Fernández-Suarez², G.A. Jenner³ and E.A. Belousova⁴
1. Department of Geology and Geophysics, Boston College, Chestnut Hill, MA, USA, 2. Departmento de Petrologia y Geoquímica, Universidad Complutense, Madrid, Spain, 3. Department of Earth Sciences, Memorial University of Newfoundland, St. John’s, Canada, 4. GEMOC Macquarie

Plate tectonics or not: Lithospheric stress on terrestrial planets and super-earths
C.J. O’Neill¹, A. Lenardic² and A.M. Jellinek³
1. GEMOC Macquarie, 2. Department of Earth Science, Rice University, Houston, Texas, 3. Department of Earth and Ocean Science, University of British Columbia, Vancouver, Canada


RST (RÉUNION DES SCIENCES DE LA TERRE), NANCY, FRANCE, 21-24 APRIL, 2008

Nouvelles données isotopiques (Sr-Nd-Hf, O) des roches gabbroïques de l’Archipel de Kerguelen (Océan Indien)
J. Chevet¹, M.-C. Gerbe², M. Grégoire³, J.-Y. Cottin², S.Y. O’Reilly1 and W.L. Griffin1
1. GEMOC Macquarie, 2. Magmas et Volcans, Université Jean Monnet, Saint-Etienne, France, 3. Observatoire Midi Pyrénées, Université Toulouse, Toulouse, France


5th ANNUAL K-8 SCIENCE AND TECHNOLOGY CONFERNCE, SYDNEY, JUNE, 2008

A world apart: planet Earth in space and time
O’Neill, C. Keynote
GEMOC Macquarie

THE 18th V.M. GOLDSCHMIDT CONFERENCE: FROM SEA TO SKY, VANCOUVER, CANADA, 13-18 JULY, 2008
How primitive is the “primitive” mantle?

O. Alard^1,2, V. Le Roux^1,2, J.L. Bodinier¹, J.P. Lorand³, W.L. Griffin² and S.Y. O’Reilly²
1. Géosciences Montpellier, U. Montpellier II, UMR 5243 CNRS, Montpellier, France, 2. GEMOC Macquarie, 3. Muséum National d’Histoire Naturelle de Paris, France

Sulfides, diamonds and eclogites: Their link to peridotites and Slave Craton tectonothermal evolution
S. Aulbach¹, R.A. Creaser¹, L.M. Heaman¹, S.S. Simonetti¹, W.L. Griffin² and T. Stachel¹
1. Earth and Atmospheric Sciences, University of Alberta, Edmonton, Canada, 2. GEMOC Macquarie

Core formation and the Pb and Tl isotope evolution of the silicate Earth
R.G.A. Baker^1,2, B.J. Wood³, M. Rehkämper¹, M. Schönbächler^1,4 and S.G. Nielsen⁵
1. IARC, Department of Earth Science and Engineering, Imperial College, London, UK, 2. The Natural History Museum, London, UK, 3. GEMOC Macquarie, 4. SEAES, The University of Manchester, UK, 5. Department of Earth Sciences, University of Oxford, UK

U-Th-Ra disequilibria along the EPR: Evidence for off-axis melting?
C. Beier¹, S.P. Turner1 and Y. Niu2
1. GEMOC Macquarie, 2. Department of Earth Sciences, Durham University, Durham, UK

U-Pb age, Hf-isotope and trace-element composition of zircon megacrysts from the Juina kimberlites, Brazil
E.A. Belousova¹, F.V. Kaminsky² and W.L. Griffin¹
1. GEMOC Macquarie, 2. KM Diamond Exploration Ltd., West Vancouver, Canada

²¹⁰Pb-²²⁶Ra disequilibria: Mantle melting or gas fractionation?
K. Berlo¹ and S. Turner²
1. Department of Earth and Planetary Sciences, McGill University, Canada, 2. GEMOC Macquarie

An outline of juvenile crust formation and recycling history in the Archaean Western Dharwar craton, from zircon in situ U-Pb dating and Hf-isotopic compositions
Y.J. Bhaskar Rao¹, W.L. Griffin², J. Ketchum², N.J. Pearson², E. Beyer² and S.Y. O’Reilly²
1. National Geophysical Research Institute, Hyderabad, India, 2. GEMOC Macquarie

Rate of spheroidal weathering determined by U-Series nuclides (Rio Icacos basin, Puerto Rico)
F. Chabau¹, E. Blaes¹, E. Pelt¹, A. Dosseto², H. Buss³, A. White³ and S. Brantley⁴
1. CGS-EOST, CNRS-University of Strasbourg, France, 2. GEMOC Macquarie, 3. USGS, CA, USA, 4. Penn State University, PA, USA

Element partitioning during core formation
A. Corgne and B.J. Wood Keynote
GEMOC Macquarie

How much heat and REE in calcium silicate perovskite?
A. Corgne and B.J. Wood invited
GEMOC Macquarie

Water storage and amphibole control in arc magma differentiation
J.P. Davidson¹, S.P. Turner² and C.G. Macpherson¹
1. Department of Earth Sciences, University of Durham, Durham, UK, 2. GEMOC Macquarie

Vegetation over hydrologic control of sediment transport over the past 100,000 yr
A. Dosseto¹, S.P. Turner¹, P. Hesse², K. Maher³ and K. Fryirs²
1. GEMOC Macquarie, 2. Department of Physical Geography, Macquarie University, Australia, 3. Department of Geological and Environmental Sciences, Stanford University, USA

Alkali activities in silicate melts
K.J. Grant and B.J. Wood
GEMOC Macquarie

Timescales of crustal assimilation at intra-oceanic arcs: U-series and geochemical constraints from Lopevi Volcano, Vanuatu, SW Pacific
H.K. Handley¹, S.P. Turner¹, I.E.M. Smith² and R.B. Stewart³
1. GEMOC Macquarie, 2. Department of Geology, University of Auckland, Auckland, New Zealand, 3. Institute of Natural Resources, Massey University, Palmerston North, New Zealand

Cu isotopic anomalies around porphyry Cu deposits
W. Li, S.E. Jackson and N.J. Pearson
GEMOC Macquarie

Contrasting magma sources in ultramafic-mafic intrusions of the Noril’sk area (Russia): Hf-isotope evidence from zircon
K.N. Malitch¹, E.A. Belousova², W.L. Griffin², I.Y. Badanina¹, O.V. Petrov¹ and N.J. Pearson²
1. All-Russia Geological Research Institute, St. Petersburg, Russia, 2. GEMOC Macquarie

Insights on Hadean Geodynamics from diamond stability constraints
C. O’Neill Keynote
GEMOC Macquarie

Precision of in situ isotope ratio measurements by LAM-MC-ICPMS
N.J. Pearson, W.L. Griffin and S.Y. O’Reilly
GEMOC Macquarie

Distribution of Pt, Os, Ir during liquid metal segregation under extremely reducing conditions
T. Rushmer
GEMOC Macquarie

Thermal and Uranium-series isotope constraints on the rate and depth of silicic magma genesis
M. Sandiford¹, A. Dosseto², S.P. Turner² and J. Davidson³
1. School of Earth Sciences, University of Melbourne, Australia, 2. GEMOC Macquarie, 3. Department of Earth Sciences, University of Durham, Durham, UK

Genesis of high-Mg andesites at White Island, New Zealand
S. Turner and B. Wood
GEMOC Macquarie


19th AGC AND THE AUSTRALIAN EARTH SCIENCE CONVENTION, PERTH, 20-24 JULY, 2008

Petrographic and geochemical characterisation of charnockitic and cumulate gabbro xenoliths from Coliban Dam, central Victoria, with implications for the evolution of the Lachlan Orogen
S. Allchurch¹, N. Daczko¹ and I. Graham²
1. GEMOC Macquarie, 2. School of Biological, Earth and Environmental Sciences, University of New South Wales, Sydney, Australia

Tectonics, plumes and supercontinents: the energy link
G. Begg
Minerals Targeting International PL, GEMOC Macquarie

TerraneChron® approach to the crustal evolution studies and implications for continental growth
E.A. Belousova, W.L. Griffin and S.Y O’Reilly Keynote
GEMOC Macquarie

The University of the Sea and the benefits to learning of active participation in a research cruise
K. Dadd¹ and E. Baker²
1. GEMOC Macquarie, 2. UNEP Shelf Programme Regional Office, School of Geosciences, University of Sydney, Australia

Australian junior exploration floats, 2001-2006 and their implications for IPOs
P. Guj^2,3, O.P. Kruezer^1,2,3 and M.A. Etheridge^1,4
1. GEMOC Macquarie, 2. Centre for Exploration Targeting, The University of Western Australia, WA, 3. Western Australia School of Mines, Curtin University, WA, 4. Tectonex GeoConsultants, Balmain NSW

The psychology of decision-making in mineral exploration – a key to improving return on investment in our business
M. Etheridge¹, C. Wastell², G. Lucas³, L. Hartley² and M. McMahon¹
1. GEMOC Macquarie, 2. Department of Psychology, Macquarie University, 3. Macquarie Graduate School of Management, Macquarie University

The Uralla Magmatic Centre: preservation of plutonic and volcanic rocks representing an upper crustal section of some 8 km
R. Flood and S. Shaw
GEMOC Macquarie

U-Pb, Nd and Hf isotopic constraints on basin development and deformation in the Western Gawler Craton
K. Howard¹, M. Hand¹, K. Barovich¹, B. Wade¹, E. Belousova² and B. Wade¹
1. University of Adelaide, 2. GEMOC Macquarie

The Proterozoic: Hiding Archean in the basement
W.L. Griffin¹, G. Begg^1,2, S.Y. O’Reilly¹ and L. Natapov¹ Keynote
1. GEMOC Macquarie, 2. Minerals Targeting International PL

The emergence of steady-state plate tectonics in dynamic mantle models
C. O’Neill Convener
GEMOC Macquarie

A spectrum of Hadean geodynamics from diamond stability constraints
C. O’Neill Invited
GEMOC Macquarie

Archean Lithospheric mantle: formation, composition and today’s refertilised remains
S.Y. O’Reilly¹, W.L. Griffin¹ and G. Begg^1,2 Keynote
1. GEMOC Macquarie, 2. Minerals Targeting International, Perth WA, Australia

Provenance of ophiolitic sand: comparison of ancient and modern sand
M. Murphy, R. Portner, N. Daczko, J. Dickinson and S. Allchurch
GEMOC Macquarie

The crustal evolution of the Musgrave Province
A. Schwarz^1,2, M. Hand², K. Barovich², B. Wade², E. Belousova³ and E. Jagodzinski¹
1. PIRSA, SA, 2. Continental Evolution Research Group, University of Adelaide, SA, 3. GEMOC Macquarie

33rd INTERNATIONAL GEOLOGICAL CONGRESS (IGC), OSLO, 6-14 AUGUST, 2008

Juvenile and old components in Proterozoic crust; examples from Lu-Hf isotopes in zircon from magmatic Svecofennian and rapakivi rocks in Sweden
U.B. Andersson¹, W.L. Griffin², G. Begg³ and K. Hogdahl⁴
1. Swedish Museum of Natural History (Sweden), 2. GEMOC Macquarie, 3. Minerals Targeting International PL, Australia, 4. Lund University, Sweden

Gondwana assembly: geochronological and Hf isotope constraints from the east African orogen in NE Mozambique
B. Bingen¹, G. Viola¹, W.L. Griffin², J. Jacobs³, A.K. Engvik¹, I.H.C. Henderson¹, R. Boyde¹, R.J. Thomas⁴, E. Daudi⁵, O. Skar¹, R.M. Key⁴, A. Solli¹, J.S. Sandstad¹, M. Smethurst¹ and T. Bjerkgerd¹
1. Geological Survey of Norway, Norway, 2. GEMOC Macquarie, 3. University of Bergen, Norway, 4. British Geological Survey, UK, 5. National Directorate for Geology, Mozambique

Geochemical evidence for subcontinental lithospheric mantle in oceanic domain (Sal, Cape Verde Archipelago)
C. Bonadiman¹, M. Coltorti¹, L. Beccaluva¹, W.L. Griffin², S.Y. O’Reilly² and N. Pearson²
1. University of Ferrara, Italy, 2. GEMOC Macquarie

Heterogeneity in the oceanic lithosphere as evidenced by mantle xenoliths from Sal Island (Cape Verde Archipelago)
M. Coltorti¹, C. Bonadiman¹, S.Y. O’Reilly², W.L. Griffin² and N. Pearson²
1. University of Ferrara, Italy, 2. GEMOC Macquarie

The continental LAB: Can we sample it?
W.L. Griffin and S.Y. O’Reilly Keynote
GEMOC Macquarie

U-Pb dating and Hf isotope analysis of zircon from very young magmatic rocks at the axial valley of the
Mid-Atlantic Ridge
Y. Kostitsyn¹, E. Belousova², N. Bortnikov³, T. Zinger⁴ and E. Sharkov³
1. V.I. Vernadsky Institute of Geochemistry and Analytical Chemistry (GEOKHI) RAS Russian Federation, 2. GEMOC Macquarie, 3. Institute of Geology of Ore Deposits, Petrography, Mineralogy and Geochemistry (IGEM) RAS, Russian Federation, 4. Institute of Precambrian Geology and Geochronology (IGGD) RAS, Russian Federation

Hf-isotope constraints on contrasting magma sources in economic and non-economic ultramafic-mafic intrusions of the Noril’sk area (Russia): Evidence from zircon
K. Malich¹, E. Belousova², W. Griffin², N. Pearson² and V. Khalenev¹
1. A.P. Karpinsky Russian Geological Research Institute (VSEGEI) Russian Federation, 2. GEMOC Macquarie

Compositional variation in the lithospheric mantle and correlation with depth to the lithosphere-asthenosphere boundary
S.Y. O’Reilly
GEMOC Macquarie

Advances in mantle geochronology
N. Pearson¹, S. O’Reilly¹, W. Griffin¹ and O. Alard² Keynote
1. GEMOC Macquarie, 2. CNRS, Université de Montpellier, France

Unusual plagioclase moat / pyroxene necklace structure around garnet in quartz-rich layers of the Averøya eclogite, Western Gneiss Region, Norway
P. Robinson¹, N.R. Daczko², T.E Krogh² and K. Hollocher⁴
1. Geological Survey of Norway, Norway, 2. GEMOC Macquarie, 3. University of Toronto, Canada, 4. Union College, United States

The Proterozoic Kibaran Belt in central Africa: intracratonic 1375 Ma emplacement of a LIP
L. Tack¹, M.T.D. Wingate², B. De Waele², J. Meert³, E. Belousova⁴, W. Griffin⁴, A. Tahon¹, M. Fernandez-Alonso¹, D. Baudet¹, H.N.C. Cutten² and S. Dewaele¹
1. Royal Museum for Central Africa, Belgium, 2. TSRC, The University of Western Australia, Australia, 3. University of Florida, United States, 4. GEMOC Macquarie

9TH INTERNATIONAL KIMBERLITE CONFERENCE, FRANKFURT, GERMANY, 10-15 AUGUST, 2008

Kimberlitic sources of super-deep diamonds in the Juina area, Mato Grosso State, Brazil
P. Andreazza¹, F.V. Kaminsky², S.M. Sablukov², E.A. Belousova³, M. Tremblay¹ and W.L. Griffin³
1. Diagem Inc., Montreal, Quebec, Canada, 2. KM Diamond Exploration Ltd., West Vancouver, Canada, 3. GEMOC Macquarie

Carbonatitic to silicic melt inclusions in lherzolite xenoliths from Lac de Gras, Slave Craton – Melt differentiation and mantle metasomatism
D.P. Araújo, W.L. Griffin and S.Y. O’Reilly
GEMOC Macquarie

Micro-inclusions in monocrystalline octahedral diamonds from Diavik, Slave Craton: Clues to diamond genesis
D.P. Araújo, W.L. Griffin and S.Y. O’Reilly,
GEMOC Macquarie

Combined U-Pb and Lu-Hf analysis of megacrystic zircons from the Kalyandurg-4 kimberlite pipe, S. India: Implications for the emplacement age and Hf isotopic composition of the cratonic mantle
E.V.S.S.K. Babu^1,2, W.L. Griffin¹, A. Mukherjee³, S.Y. O’Reilly¹ and E.A. Belousova¹
1. GEMOC Macquarie, 2. National Geophysical Research Institute, Hyderabad, India, 3. NMDC Ltd., Khanij Bhavan, Masab Tank, Hyderabad, India

Eclogite xenoliths from the kimberlites of the Eastern Dharwar Craton, South India: Material representing ancient crust of the Western Dharwar Craton?
E.V.S.S.K. Babu^1,2, W.L. Griffin¹, S. Panda², S.Y. O’Reilly1 and Y.J. Bhaskar Rao²
1. GEMOC Macquarie, 2. National Geophysical Research Institute, Hyderabad, India

Peridotitic garnet geochemistry: key to the understanding of lithospheric structures and kimberlites diamond potential in Southern Congo
J.M. Batumike, S.Y. O’Reilly and W.L. Griffin
GEMOC Macquarie

Isotopic studies of minerals and their host kimberlites from Australia and Southern Africa
S.A. Cooper^1,2, Y.A. Kostitsyn³, E.A. Belousova¹ and W.L. Griffin¹
1. GEMOC Macquarie, 2. Orogenic Exploration Pty Ltd, Burwood, Vic, Australia, 3. Laboratory of Isotopic Geochemistry and Geochronology, GEOKHI RAS, Russia

Age of FS66 kimberlite beneath Murray Basin, South Australia: Laser ablation ICP-MS dating of kimberlitic zircon, perovskite, and rutile
S.A. Cooper^1,2, E.A. Belousova¹, W.L. Griffin¹, and B.J. Morris³
1. GEMOC Macquarie, 2. Orogenic Exploration Pty Ltd, Burwood, Vic, Australia, 3. South Australia Geological Survey, PIRSA, Adelaide, SA, Australia

Geology and exploration history of kimberlites and related rocks in South Australia
S.A. Cooper^1,2 and B.J. Morris³
1. GEMOC Macquarie, 2. Orogenic Exploration Pty Ltd, Burwood, Vic, Australia, 3. South Australia Geological Survey, PIRSA, Adelaide, SA, Australia

The kimberlites and related rocks of the Kuruman Kimberlite Province, Kaapvaal Craton, South Africa
C.L. Donnelly, S.Y. O’Reilly and W.L Griffin
GEMOC Macquarie

An evidence for the composition of the Ordovician upper mantle beneath West Sangilen (Southeast Tuva, Russia)
A. Gibsher¹, V. Malkovets¹, Y. Litasov¹, W. Griffin² and S. O’Reilly²
1. Institute of Geology and Mineralogy SB RAS, Novosibirsk, Russia, 2. GEMOC Macquarie

Petrology and geochemistry of eclogitic sulfides: a new insight on the origin of mantle eclogites?
Y. Gréau^1,2, W.L. Griffin², O. Alard^1,2 and S.Y. O’Reilly²
1. GEMOC Macquarie, 2. Geosciences Montpellier, CNRS UMR-524³, Equipe Manteau-Noyau, Universite Montpellier II, France

Diamonds and carbonatites in the deep lithosphere: Evidence of genetic links
W.L. Griffin¹, D. Aráujo¹, S.Y. O’Reilly¹, S. Rege¹ and E. van Achterbergh²
1. GEMOC Macquarie, 2. Rio Tinto Technology and Innovation, Bundoora, Vic, Australia

Contrasting lithospheric mantle across the suture between the Eastern and Western Dharwar Cratons, central India
W.L. Griffin¹, A.F. Kobussen¹, E.V.S.S.K. Babu², S.Y. O’Reilly¹, R. Norris³ and P. Sengupta³
1. GEMOC Macquarie, 2. National Geophysical Research Inst., Hyderabad, India, 3. Rio Tinto Exploration India, Whitefield, Bangalore, India

Super-deep diamonds from kimberlites in the Juina area, Mato Grosso State, Brazil
F.V. Kaminsky^1,3, G.K. Khachatryan¹, P. Andreazza², D. Araujo³ and W.L. Griffin³
1. KM Diamond Exploration Ltd., West Vancouver, Canada, 2. Diagem do Brasil Mineração Ltda., Brazil, 3. GEMOC Macquarie

The scale and scope of Cretaceous refertilisation of the Kaapvaal lithospheric mantle, Kaapvaal Craton, South Africa
A.F. Kobussen, W.L. Griffin and S.Y. O’Reilly
GEMOC Macquarie

Diamondiferous microxenoliths and xenocrysts from the Nyurbinskaya kimberlite pipe, Yakutia
V. Malkovets^1,2, D. Zedgenizov¹, W. Griffin², A. Dak³, S. O’Reilly², N. Pokhilenko¹ and S. Mityukhin⁴
1. Institute of Geology and Mineralogy SB RAS, Novosibirsk, Russia, 2. GEMOC Macquarie, 3. Savannah Diamonds Limited, Tanzania, 4. ALROSA Co. Ltd, Mirny, Russia

Evolved carbonatitic kimberlites from the Batain Nappes, eastern Oman continental margin
S. Nasir¹, S. Al-Khirbash¹, H. Rollinson¹, A. Al-Harthy¹, A. Al-Sayigh¹, A. Al-Lazki¹, E. Belousova², F. Kaminsky³, T. They⁴, H.J. Massonne⁴ and S. Al-Busaidi⁵
1. Department of Earth Sciences, Sultan Qaboos University, Oman, 2. GEMOC Macquarie, 3. KM Diamond Exploration Ltd, Vancouver, Canada, 4. Institut für Mineralogie und Kristallchemie, Universität Stuttgart, Germany, 5. Directorate General of Minerals, Oman

Late Jurassic-Early Cretaceous kimberlite, carbonatite and ultramafic lamprophyric sill and dyke swarms from the Bomethra area, northeastern Oman
S. Nasir¹, S. Al-Khirbash¹, H. Rollinson¹, A. Al-Harthy¹, A. Al-Sayigh¹, A. Al-Lazki¹, E. Belousova², F. Kaminsky³, T. They⁴, H.J Massonne⁴ and S. Al-Busaidi⁵
1. Department of Earth Sciences, Sultan Qaboos University, Oman, 2. GEMOC Macquarie, 3. KM Diamond Exploration Ltd, Vancouver, Canada, 4. Institut für Mineralogie und Kristallchemie, Universität Stuttgart, Germany, 5. Directorate General of Minerals, Oman

Archean lithospheric mantle: its formation, its composition and today’s refertilised remains
S.Y. O’Reilly¹, W.L. Griffin¹, M. Zhang¹ and G. Begg^1,2
1. GEMOC Macquarie, 2. Minerals Targeting International PL, West Perth, WA, Australia

In-situ isotope ratio measurement: a decade of development of applications for mantle peridotites and kimberlites
N.J. Pearson, W.L. Griffin and S.Y. O’Reilly
GEMOC Macquarie

Trace-element geochemistry of diamond
S. Rege¹, W.L. Griffin¹, S.E. Jackson¹, N.J. Pearson¹, S.Y. O’Reilly¹, D. Zedgenizov² and G. Kurat³
1. GEMOC Macquarie, 2. Institute of Mineralogy and Petrography, Novosibirsk, Russia, 3. Naturhistorisches Museum, Vienna, Austria

Natural silicon carbide from different geological settings: polytypes, trace elements, inclusions
A.A. Shiryaev¹, W.L. Griffin², E. Stoyanov^3,4 and H. Kagi⁵
1. Institute of Crystallography, Moscow, Russia, 2. GEMOC Macquarie, 3. Bayerisches Geoinstitute, Bayreuth, Germany, 4. Arizona State University, Tempe, USA, 5. Tokyo University, Japan

Trace elements and oxygen isotopes in garnets from diamondiferous xenoliths, Nurbinskaya pipe, Yakutia: Implications for diamond genesis
Z.V. Spetsius¹, W.L. Griffin², L.A. Taylor³, S.Y. O’Reilly², S.I. Mityukhin⁴, J.W. Valley⁵ and M. Spicuzza⁵
1. YaNIGP CNIGRI, ALROSA Co. Ltd., Mirny, Yakutia, Russia, 2. GEMOC Macquarie, 3. Planetary Geosciences Institute, Dept. of Geological Sciences, Univ. of Tennessee, USA, 4. ALROSA Co. Ltd., Mirny, Yakutia, Russia, 5. Deptartment of Geosciences and Geophysics, Univ. of Wisconsin, Madison, USA

Diamond-forming fluids and kimberlites: The trace element perspective
Y. Weiss¹, W.L. Griffin², J.W. Harris³ and O. Navon¹
1. Institute of Earth Sciences, The Hebrew University of Jerusalem, Israel, 2. GEMOC Macquarie, 3. Department of Geographical and Earth Sciences, University of Glasgow, Glasgow, Scotland

Diamond forming fluids from Kankan, Guinea: major and trace element study
Y. Weiss¹, R. Kessel¹, W.L. Griffin², I. Kiflawi¹, D.R. Bell³, J.W. Harris⁴ and O. Navon¹
1. Institute of Earth Sciences, The Hebrew University of Jerusalem, Israel, 2. GEMOC Macquarie, 3. School of Earth and Space Exploration, Arizona State University, Tempe, AZ, USA, 4. Division of Earth Sciences, University of Glasgow, Glasgow, Scotland

Carbonatitic to hydrous-silicic growth medium of diamonds from Internatsionalnaya kimberlite pipe (Yakutia)
D.A. Zedgenizov¹, D. Araujo², A.L. Ragozin¹, V.S. Shatsky¹, H.Kagi³ and W.L. Griffin²
1. Institute of Geology and Mineralogy, Novosibirsk, Russia, 2. GEMOC Macquarie, 3. Geochemical Laboratory, Graduate School of Science, University of Tokyo, Tokyo, Japan

2008 IAVCEI GENERAL ASSEMBLY, REYKJAVIK, ICELAND, 18-25 AUGUST, 2008
Reconciling ²²⁶Ra excesses with “Old” U-Th ages requires a young mixing component at Rabaul, Papua New Guinea
H. Cunningham¹, S. Turner¹, A. Dosseto¹, H. Patia², S. Eggins³ and R. Arculus³
1. GEMOC Macquarie, 2. Rabaul Volcano Observatory, Rabaul, Papua New Guinea, 3. Australian National University, Canberra, Australia

Composition and facies characteristics of explosive and non-explosive volcaniclastic rocks from a Miocene slow spreading ridge, Macquarie Island
R. Portner, N. Daczko and J. Dickinson
GEMOC Macquarie


2008 JOINT MEETING OF THE GEOLOGICAL SOCIETY OF AMERICA, SOIL SCIENCE SOCIETY OF AMERICA, AMERICAN SOCIETY OF AGRONOMY, CROP SCIENCE SOCIETY OF AMERICA, GULF COAST ASSOCIATION OF GEOLOGICAL SOCIETIES WITH THE GULF COAST SECTION OF SEPM, HOUSTON, TEXAS, 5-9 OCTOBER, 2008

The 4-D evolution of the lithosphere recorded by xenoliths, isostasy, volcanism and other thermally related data
P. Morgan¹, S.Y. O’Reilly² and W.L. Griffin²
1. Department of Geology, Northern Arizona University, Denver, CO, USA 2. GEMOC Macquarie


ANNUAL NATIONAL SYMPOSIUM ON PETROLOGY AND GEODYNAMICS, GUIYANG, CHINA, 18-24 OCTOBER, 2008

U-Pb ages and Hf isotopic composition of detrital zircons in Proterozoic sandstones from southeastern Yangtze Block: Implications for crustal evolution
L. Wang^1,2, J. Yu^1,2 and L. Luo¹
1. State Key Laboratory for Mineral Deposits Research, School of Earth Sciences and Engineering, Nanjing University, Nanjing, P.R. China, 2. GEMOC Macquarie


GEOSCIENCES’08, THE JOINT ANNUAL CONFERENCE OF THE GEOLOGICAL SOCIETY OF NEW ZEALAND, THE NEW ZEALAND GEOPHYSICAL SOCIETY AND THE NEW ZEALAND GEOCHEMICAL AND MINERALOGICAL SOCIETY, TE PAPA, WELLINGTON, NEW ZEALAND, 24-26 NOVEMBER, 2008

Time scales of island arc magmatic processes
S. Turner Keynote
GEMOC, Macquarie

Don’t blow your lid! Constraining volatile transfer in an active caldera, Rabaul, Papua New Guinea
H.S. Cunningham¹, R.J. Wysoczanski², S.P. Turner¹, A. Nichols³, H. Patia⁴ and S. Eggins⁵
1. GEMOC Macquarie, 2. Victoria University of Wellington, Wellington, New Zealand, 3. JAMSTEC 2-15 Natsushima-cho, Yokosuka, Kanagawa, Japan, 4. Rabaul Volcano Observatory, Rabaul, Papua New Guinea, 5. RSES, Australian National University, Canberra, ACT, Australia

U-series isotope and experimental constraints on the Genesis of high-Mg andesites at White Island, New Zealand
S. Turner and B. Wood
GEMOC Macquarie


AGU FALL MEETING, SAN FANCISCO, USA, 15-19 DECEMBER, 2008

The effects of compositional and rheological stratifications on the evolution of oceanic lithosphere from geophysical-petrological-dynamic modeling
J.C. Afonso^1,2, S. Zlotnik², J. Fullea² and M. Fernandez²
1. GEMOC Macquarie, 2. GDL, Instituto de Ciencias de la Tierra "Jaume Almera" (CSIC), Lluís Sole i Sabarís s/n, Barcelona, Spain

U-series constraints on mantle melting in the Manus back-arc basin
C. Beier¹, S. Turner¹, W. Bach², D. Niedermeier², J. Sinton³ and J.B. Gill⁴
1. GEMOC Macquarie, 2. Petrologie der Ozeankruste, Department of Geosciences, University of Bremen, Germany, 3. Department of Geology and Geophysics University of Hawai’i, USA, 4. Earth and Planetary Sciences, University of California, Santa Cruz, USA

Geochemical heterogeneities in OIB and MORB sources: Implications for melting processes and mantle dynamics I-III
C. Beier¹, S. Turner¹, C. O’Neill¹, C. Lee² and V. Salters³ Session Convener
1. GEMOC Macquarie, 2. Rice University, 3. Florida State University

New constraints on fluid addition beneath the Tonga Arc: Reconciliation of U-Th-Ra disequilibria in a single-stage fluid addition model
J. Caulfied, S.P. Turner, A. Dosseto and C. Beier
GEMOC Macquarie

Exhumation and brittle to ductile deformation of the Suckling-Dayman core complex along an active microplate boundary, eastern Papua New Guinea
N.R. Daczko¹, P. Caffi¹ and P. Mann²
1. GEMOC Macquarie, 2. The University of Texas at Austin, Institute for Geophysics, Jackson School of Geosciences, Austin, USA

Vegetation over hydrologic control of sediment transport over the past 100,000 yr
A. Dosseto¹, K. Maher², S.P. Turner¹, P. Hesse³ and K. Fryirs³
1. GEMOC Macquarie, 2. Department of Geological and Environmental Sciences, Stanford University, CA, USA, 3. Department of Physical Geography, Macquarie University

Reappraisal of fluid and sediment contributions to Lesser Antilles magmas
S.A. DuFrane¹, A. Dosseto², S.P. Turner² and M. van Soest³
1. School of Earth and Environmental Sciences, Washington State University, Pullman, USA, 2. GEMOC Macquarie, 3. School of Earth and Space Exploration, Arizona State University, Tempe, USA

Characterizing the lithospheric-sublithospheric upper mantle system: its thermal, compositional, seismological, and rheological structure in 3D
J. Fullea¹, J.C. Afonso^1,2, J.A. Connolly³, M. Fernandez¹, D. Garcia-Castellanos¹ and S. Zlotnik¹
1. GDL, Institute of Earth Sciences
"J. Almera", (CSIC), Lluís Solé i Sabarís s/n, Barcelona, Spain, 2. GEMOC Macquarie, 3. Earth Science Department, Swiss Federal Institute of Technology, Zurich, Switzerland

Fe-Mn geochemistry of OIB from the Azores
M. Humayun¹, S. Turner², C. Beier², J. Georgen³, E. Widom⁴ and V.A. Fernandes⁵
1. National High Magnetic Field Laboratory and Department of Geological Sciences, Florida State University, USA, 2. GEMOC Macquarie, 3. Department of Ocean, Earth and Atmospheric Sciences, Old Dominion University, Norfolk, United States, 4. Department of Geology, Miami University, Oxford, USA, 5. Berkeley Geochronology Center, Berkeley, USA

Inverted regional metamorphism in the coaxially refolded Tonga Formation: Evidence for Cretaceous accretional tectonics in the Cascades Crystalline Core
L.A. Jensen¹, H.D. Lebit², S.R. Paterson¹, R.B. Miller³ and R.H. Vernon⁴
1. Department of Earth Sciences, University of Southern California, Los Angeles, USA, 2. Marathon Oil Company, Houston, TX, United States, 3. Geology Department, San Jose State University, San Jose, USA, 4. GEMOC Macquarie

Mantle episodicity from within and from above
A. Lenardic¹, C. O’Neill², A. Jellinek³ and L. Moresi⁴ Invited
1. Rice University, Department of Earth Science, Houston, USA, 2. GEMOC Macquarie, 3. University of British Columbia, Department of Earth and Ocean Sciences, Vancouver, Canada, 4. Monash University, School of Mathematical Sciences, Victoria, Australia

Evidence for boninite genesis in the Eastern Manus Basin
D. Niedermeier¹, W. Bach¹ and C. Beier²
1. Department of Geosciences, University of Bremen, Germany,2. GEMOC Macquarie

Coupling the volcanic and atmospheric evolution of Earth and Venus to their long-term tectonic state
C. O’Neill1 and A. Lenardic² Invited
1. GEMOC Macquarie, 2. Rice University, Main St, Houston, USA

A Mesoproterozoic continental flood rhyolite province: The end member example of the large igneous province clan
M. Pankhurst¹, B.F. Schaefer^1,2, P.G. Betts¹, N. Phillips¹, M. Hand³ and S. Turner²
1. Monash University, School of Geosciences, Clayton, Vic, Australia, 2. GEMOC Macquarie, 3. Adelaide University, School of Geology and Geophysics, Adelaide, SA, Australia

Deformation of ordinary chondrite under very reducing conditions: Implications for liquid metal compositions, HSE partitioning and enstatite chondrites
T. Rushmer and A. Corgne
GEMOC Macquarie

Source composition and melting dynamics across the Azores plume
S. Turner¹, C. Beier¹, T. Plank² and W. White³
1. GEMOC Macquarie, 2. Lamont-Doherty Earth Observatory, Columbia University, Palisades, USA, 3. Department of Earth and Atmospheric Sciences, Cornell University, Ithaca, USA

Channelised melt flow in downwelling mantle: implications for ²²⁶Ra-²¹⁰Pb disequilibria in arc magmas
C. Koenders¹, N. Petford² and S. Turner³
1. Kingston University, CEESR, London, UK, 2. Bournemouth University, Fern Barrow, Poole, UK, 3. GEMOC Macquarie

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