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September 27, 2005: |
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| 8.25 - 8.30 |
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Welcome and
Presentation of the Meeting |
| 8.30 - 9.10 |
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SEGMENTATION IN OMAN
OPHIOLITE, IMPLICATIONS FOR FAST SPREADING RIDGES TECTONICS
AND HIGH TEMPERATURE HYDROTHERMAL ACTIVITY
A. Nicolas and F. Boudier |
| 9.10 - 9.50 |
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THE DIVERSITY OF
DUNITES
F. Boudier and M. Godard |
| 9.50
- 10.30 |
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THE ROLE OF DUNITES FOR
EXTRACTION OF MELTS FROM THE MANTLE TO THE OCEANIC CRUST
G. Suhr |
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| 10.30
- 10.50 |
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Coffee-break +
posters |
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| 10.50 -
11.10 |
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PLAGIOCLASE PERIDOTITE
AND GABBROIC ROCKS: THERMOCHEMICAL EROSION FOLLOWED BY
IGNEOUS CRYSTALLIZATION IN A THICK THERMAL LITHOSPHERE
O. Müntener, G.B. Piccardo, T. Pettke and A.
Zanetti |
| 11.10 -
11.30 |
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THE COMPOSITE MANTLE
EVOLUTION OF THE ERRO-TOBBIO PERIDOTITE (VOLTRI MASSIF,
LIGURIA ALPS, ITALY)
G.B. Piccardo, E. Poggi, F.M. Elter, R.L.M.
Vissers and G. Ranalli |
| 11.30 -
11.50 |
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MULTI-STAGE MELT-ROCK
INTERACTION IN THE MT.MAGGIORE (CORSICA, FRANCE) OPHIOLITIC
PERIDOTITES: MICROSTRUCTURAL AND GEOCHEMICAL RECORDS
E. Rampone, G.B. Piccardo and A.W. Hofmann |
| 11.50 -
12.10 |
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EXTREME STRUCTURAL AND
COMPOSITIONAL VARIABILITY IN THE LANZO SOUTH PERIDOTITE
DOCUMENTS A COMPOSITE HISTORY OF MELT-ROCK INTERACTION
G.B. Piccardo, A. Zanetti and G. Spagnolo |
| 12.10 -
12.30 |
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GEOCHEMICAL CONSTRAINTS
ON THE MULTISTAGE MELT MIGRATION THROUGH
OPHIOLITIC PERIDOTITE OF LANZO SOUTH BODY (WESTERN ALPS)
A. Zanetti, G.B. Piccardo and G. Spagnolo |
| 12.30 -
12.50 |
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TEXTURES, GEOCHEMISTRY
AND SIGNIFICANCE OF SHEAR ZONE IN THE PERIDOTITIC MASSIF OF
LANZO (ALPS-ITALY)
M-A. Kaczmarek and O. Müntener |
|
12.50 - 13.10 |
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TRACE ELEMENT
GEOCHEMISTRY OF MANTLE OLIVINE AND ITS APPLICATION TO
GEOTHERMOMETRY
J.C.M. de Hoog and L. Gall |
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| 13.10
- 14.20 |
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Lunch buffet +
posters |
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| 14.20
- 15.00 |
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A REVIEW OF
COMPOSITIONS AND TEXTURES OF ABYSSAL PERIDOTITES FROM THE
NORTH ATLANTIC AND INDIAN OCEANS. PETROLOGICAL AND
GEODYNAMICAL IMPLICATIONS.
M. Seyler |
| 15.00
- 15.40 |
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(to be communicated)
E. Hellebrand et alii |
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| 15.40
- 16.00 |
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Coffee-break + posters |
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| 16.00
- 16.20 |
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PETROLOGY OF DUNITE IN
THE ATLANTIS II FRACTURE ZONE, THE SLOW-SPREADING SOUTHWEST
INDIAN RIDGE
T. Morishita, Y. Ishida, S. Arai, T. Matsumoto
and H.J.B. Dick |
| 16.20
- 16.40 |
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MELT RE-FERTILIZATION
IN HESS DEEP PERIDOTITES
K. Ross, D. Elthon, E. Hellebrand and J.E.
Snow |
| 16.40
- 17.00 |
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OCEANIC PERIDOTITES ON
MACQUARIE ISLAND: A UNIQUE RECORD OF MANTLE MELTING AND MELT
PERCOLATION
A.H. Dijkstra and P.A. Cawood |
| 17.00
- 17.20 |
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INCORPORATION OF
SUBCONTINENTAL LITHOSPHERIC MANTLE DURING THE
OPENING OF THE CENTRAL ATLANTIC OCEAN: THE CAPE VERDE CASE
STUDY
M. Coltorti, C. Bonadiman, L. Beccaluva and F.
Siena |
| 17.20
- 17.40 |
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EXPERIMENTAL HYDROUS
PARTIAL MELTING OF HARZBURGITE AT SHALLOW PRESSURES:
IMPLICATIONS ON HYDROUS LATE-STAGE MAGMATIC PROCESSES WITHIN
THE MANTLE/CRUST TRANSITION OF THE OCEANIC LITHOSPHERE
J. Koepke and S.T. Feig |
| 17.40
- 18.00 |
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THE REGIONAL VARIATION
IN THE MANTLE ROCKS OF THE NORTHERN UAE-OMAN OPHIOLITE
M.T. Styles, K. M. Goodenough, B. Thomas, D.
Schofield and S. Dare |
| 18.00
- 18.20 |
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MANTLE MELTING AND
MINERALISATION DURING SEAFLOOR SPREADING AND SUBDUCTION
INITIATION: EVIDENCE FROM THE NORTHERN OMAN-UNITED ARAB
EMIRATES OPHIOLITE
S. Dare, J. Pearce, M. Styles, C. MacLeod, I.
McDonald, and H. Prichard |
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Poster session I |
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| 19.30 |
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Dinner and
overnight |
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September 28, 2005: |
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| 8.30
- 9.10 |
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STRUCTURES AND
MICROSTRUCTURES OF MANTLE ROCKS: KEYS TO THE RHEOLOGY OF THE
LITHOSPHERE
R.L.M. Vissers and M.R. Drury |
| 9.10
- 9.50 |
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SOFTENING OF THE
SUBCONTINENTAL LITHOSPHERIC MANTLE BY ASTHENOSPHERE MELTS
AND THE CONTINENTAL EXTENSION/ OCEANIC SPREADING TRANSITION
G. Ranalli, G. B. Piccardo and P.
Corona-Chávez |
| 9.50
- 10.30 |
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MANTLE EXHUMATION
PROCESSES IN THE OCEAN CONTINENT TRANSITION OF MAGMA-POOR
RIFTED MARGINS
G. Manatschal, O. Müntener and L. Lavier |
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| 10.30
- 10.50 |
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Coffee-break +
posters |
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| 10.50
- 11.10 |
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EXTENSION OF A
CONTINENTAL LITHOSPHERE WEAKENED BY IMPREGNATION OF
ASTHENOSPHERIC MELTS: ANALOGUE MODELLING APPROACH
G. Corti, M. Bonini, F. Innocenti and P.
Manetti |
| 11.10
- 11.30 |
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ORTHOPYROXENE AND
OLIVINE FABRICS: INDICATORS OF ALTERNATING STRESS FIELD
DURING THE FORMATION OF THE PANNONIAN BASIN
Károly Hidas, György Falus and Csaba Szabó |
| 11.30
- 11.50 |
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EXHUMATION HISTORY OF
SUBCONTINENTAL GARNET PYROXENITE-BEARING MANTLE FROM THE
EXTERNAL LIGURIDE OPHIOLITES (NORTHERN APENNINE, ITALY):
IMPLICATIONS FOR RIFTING AND MANTLE EXHUMATION PROCESSES AT
OCEAN-CONTINENT TRANSITION
A. Montanini, R. Tribuzio and R. Anczkiewicz |
| 11.50
- 12.10 |
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GEOCHEMISTRY OF GARNET
PYROXENITE LAYERS FROM THE EXTERNAL LIGURIDE MANTLE
PERIDOTITES (NORTHERN APENNINE, ITALY): EVIDENCE FOR
RECYCLING OF CRUSTAL MATERIAL IN A OPHIOLITIC MANTLE
SEQUENCE
R. Tribuzio, A. Montanini and M. Thirlwall |
| 12.10
- 12.30 |
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LITHOSPHERIC MANTLE
EVOLUTION BENEATH THE IBERIAN PLATE: EVIDENCE FROM MANTLE
XENOLITHS AND PERIDOTITE MASSIFS
L. Beccaluva, G. Bianchini and F. Siena |
| 12.30
- 12.50 |
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A RE-OS ISOTOPE STUDY
OF KIMBERLITE DERIVED PERIDOTITE XENOLITHS FROM FINLAND:
CONSTRAINTS FOR THE ORIGIN OF LAYERED CONTINENTAL MANTLE
P. Peltonen and G. Brügmann |
| 12.50
- 13.10 |
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THE MANTLE LITHOSPHERE
IN NORTH-EASTERN BRAZIL AND THE RECORDS OF THE FERNANDO DE
NORONHA PLUME
G. Rivalenti, V.A.V. Girardi, A. Zanetti, M.
Mazzucchelli, C.C.G. Tassinari, G.W. Bertotto |
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| 13.10
- 14.20 |
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Lunch
buffet + posters |
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| 14.20
- 15.00 |
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PARTIAL MELTING IN
RONDA VERSUS REFERTILIZATION IN LHERZ: TWO CONTRASTING
EFFECTS OF LITHOSPHERIC THERMAL EROSION DOCUMENTED IN
OROGENIC PERIDOTITES
J-L. Bodinier, V. Le Roux, X. Lenoir, O. Alard,
C. Garrido, A. Tommasi, J-M. Dautria, A. Vauchez, J-P.
Lorand and F. Gervilla |
| 15.00
- 15.40 |
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ORIGIN AND SIGNIFICANCE
OF SPINEL AND GARNET PYROXENITES IN THE SHALLOW LITHOSPHERIC
MANTLE IN WESTERN EUROPE AND NW AFRICA
H. Downes |
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| 15.40
- 16.00 |
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Coffee-break +
posters |
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| 16.00
- 16.20 |
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EVIDENCE FOR FORMATION
AND MODIFICATION OF THE KAAPVAAL CRATON (SOUTHERN AFRICA) IN
ARCHAEAN SUBDUCTION ZONES
N.S.C. Simon, R.W. Carlson, D.G. Pearson and
G.R. Davies |
| 16.20
- 16.40 |
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FORMATION OF LOWER
CONTINENTAL CRUST THROUGH FOCUSED FLOW IN KM-SCALE MELT
CONDUITS: THE ZONED ULTRAMAFIC BODIES OF THE CHILAS COMPLEX
IN THE KOHISTAN ISLAND ARC (NW PAKISTAN)
O. Jagoutz, O. Müntener, J-P. Burg, P. Ulmer,
E. Jagoutz and T. Pettke |
| 16.40
- 17.00 |
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GEOCHEMICAL VARIATIONS
IN THE BACK-ARC, SOUTH PATAGONIAN LITHOSPHERIC MANTLE
BENEATH PATAGONIA (SOUTH AMERICA): TOWARDS A GEODYNAMIC
MODEL
R. Vannucci, A. Zanetti, G. Rivalenti , M.
Mazzucchelli and C.A. Cingolani |
| 17.00
- 17.20 |
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GEOCHEMICAL PROCESSES
IN FOREARC PERIDOTITES: DEPLETION, ENRICHMENT, AND MELT
REACTIONS IN THE MANTLE WEDGE PRESERVED IN A
SUPRA-SUBDUCTION ZONE OPHIOLITE, CALIFORNIA.
J.W. Shervais, S.K. Vetter and S.B. Mukasa |
| 17.20
- 17.40 |
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GEOCHEMICAL SIGNATURE
OF THE QUARTZ DIORITE VEIN IN MANTLE PERIDOTITE XENOLITH
FROM TALLANTE, SE SPAIN: LASER-ABLATION ICP-MS ANALYSIS
Y. Shimizu, S. Arai, T. Morishita and Y.
Ishida |
| 17.40
- 18.00 |
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MANTLE MELTING
PROCESSES DISCERNED FROM A GEOCHEMICAL STUDY OF THE
TINAQUILLO PERIDOTITE MASSIF, VENEZUELA
S.B. Mukasa, S.H. Choi, A.V. Andronikov and
M.C. Marcano |
| 18.00
- 18.20 |
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PLATINUM-GROUP ELEMENTS
ABUNDANCES IN A MANTLE WEDGE: THE NONSBERG-ULTENTAL
PERIDOTITES, EASTERN ITALIAN ALPS
R. Braga, T. Meisel and L. Morten |
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Poster session II |
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| 19.30 |
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Dinner and overnight |
Posters will be exposed in the Conference Hall: poster presentation
and
discussion during coffee and lunch breaks and after dinner.
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