Prof. Dr. Ambre Luguet

Born Nov. 16 1974 (Eaubonne, Val d’Oise, France)
French Citizenship

ORCID ID: 0000-0002-4899-8776

Professional Address

Rheinische Friedrich-Wilhelms Universität Bonn
Institute for Geosciences, Department of Geochemistry and Petrology
Poppelsdorfer Schloss, 53115 Bonn, Germany.
e-mail: ambre.luguet [at] uni-bonn.de

Higher Education

Scientific Appointments
 

Research Interest

• Accretionary and Differentiation processes of the terrestrial planets
• Chemical and Petrological evolution of the Earth’s mantle and origin of petrological/chemical/isotopic heterogeneities of the Earth’s mantle
• Chemical Exchange/Interactions between the Earth’s core, mantle and crust reservoirs.

Research Funding

European and National Research Grants

• Bonn University Global Fund “ Podoconiosis – Elucidating the origin and immunology of this non-filarial related geochemical disease” 19800 € (co-PI with M. Ritter (UniKlinikum Bonn-IMMIP), and S. Wanji
  (University of Buea, Dpt Microbiology-Parasitology,Cameroon)).
• DFG Research Grant- LU1603/7-1 (2018-2021) «Chalcophile and highly siderophile element behaviour in subduction zones: The mantle wedge persperctive»  227900€(PI).
• DFG Research Grant- LU1603/5-1 (2017-2018) «Platinum enrichment processes in ultramafic massifs of the Uralian Platinum belt, Russia» 4900 € (co-PI with C. Ballhaus (Univ. Bonn) and R. Wirth (GFZ Postdam)).
• DFG Research Grant-LU1603/3-1 (2015-2018) «Chalcophile and highly siderophile element behaviour in subduction zones: implication for global recycling of crustal ¹⁸⁶Os-¹⁸⁷Os signatures» 175 850 € (PI).
• DFG-INSA (Indian National Science Academy) Visiting Research Grant-LU1603/4-1 (2015) « Highly Siderophile Elements distribution and ¹⁸⁷Os isotopic systematics of the mantle sequence of the Indo-Myanmar ophiolite belt, Northeastern India». Collaboration with Dr. Maibam Bidyananda, Manipur University- 7995 €
• ERC Starting Grant (Consolidator)-Proposal FP7-258658 (2010-2016) «Early Earth Dynamics: Pt-Re-Os isotopic constraints on Hadean-Early Archean mantle evolution»- 1 307 106 € (PI).

• DFG Research Grant-LU1603/1-1 (2009-2012) «Re-Os dating of micrometric Os-rich alloys and sulfides in mantle xenoliths from the Slave Craton : implication for craton formation and the Early Earth evolution »-176 000 € (PI).

Postdoctoral Felloships

• Marie Curie Postdoctoral Research Fellowship-MCF EIF-009752 (2005-2007) «Degasing systematics of Highly Siderophile Elements from magmas: New constrains on the convecting mantle, and the origins of global HSE anomalies in sedimentary rocks. »-111 000 €.
• Carnegie Institution of Washington, Postdoctoral Research Fellowship (2002-2004)

 Ph.D studenship

• Ph.D grant – Ministère de la Recherche et de l’Education Nationale, France (1997-2000)

Organisation of Scientific Meetings

• Co-Chair Science Committee, Goldschmidt Conference, Hawaii 2022.
• Theme organiser “Earth’s lithosphere formation and evolution from Hadean to Modern” with Rajdeep Dasgupta and Tony Kemp, Goldschmidt 2020
• Lead Organiser of GeoBonn 2018 (DGGV, DMG, PalGes, DGG) with Prof. Nikolaus Froitzheim.
• Theme organiser “The Core and the Mantle” with Helen Williams and Bernie Wood, Goldschmidt 2018.
• Convenor of “Melting, overprinting, recycling: The making of Earth’s mantle over 4.5 billions of years”, Goldschmidt Conference, Paris (France), Aug 2017.
• Convenor of “Siderophile and Chalcophile Element Systematics in Terrestrial Processes” session, Goldschmidt Conference, Florence (Italy), Aug 2013.
• Convenor of “Peridotites and Eclogites: compositions, textures and micro-scale mineralogy” session, Goldschmidt Conference, Knoxville (USA), June 2010.
• Lead Organiser of 3 rd international workshop on «Highly Siderophile Element Geochemistry», July 2006, Durham UK.

Peer Reviewer, Editor, Service to Earth Science Community

• Member of the European Association of Geochemistry “Geochemistry Fellow Award” Nomination Committee
• Editor for Geochemical Perspective Letters (since July 2018)
• Lead Guest Editor of the Chemical Geology Special Issue «Geochemistry of Highly Siderophile Elements », Vol 248, February 2008.
• Reviewer for Geochimica et Cosmochimica Acta, Earth and Planetary Science Letters, Chemical Geology, Geology, Journal of Petrology, Lithos, Contribution to Mineralogy and Petrology, Terra Nova, Precambrian Research, Review in Mineralogy and Geochemistry, Geostandards and Geoanalytical Research, Journal of the Geological Society, Science Advances, Environmental Pollution.
• Reviewer for the National Science Foundation, Natural Environment Research Council, Deutsche Forschung Gesellschaft.

Scientific Collaboration (past 3 years)

• University of Durham, UK: Dr G.M. Nowell
• University of Edmonton, Canada: Prof. D.G. Pearson
• University of Genoa, Italy: Prof. E. Rampone
• University of Milano, Italy: Dr. G. Borgini
• University of Aarhus, Danemark: Prof. T. Nagel
• University of Bochum, Germany: Dr. S. Schuth•
• University College Dublin, Ireland: Dr. D. van Acken.
• University of Johannesburg, South Africa: Dr. S. Tappe
• University of Cape Town, South Africa: Dr. P. LeRoux
• Free University of Bruxelles, Belgium: Prof. V. Debaille
• Universität Bonn, Germany: Prof. Dr. C. Ballhaus
• Russian Academy of Sciences, Moscow, Russia: Dr. E. Pushkarev.

Teaching Experience

Recipient of the “Lehrpreis 2017” (Teaching Price) of the University of Bonn

Recipient of the “Lehrpreis 2014” (Teaching Price) of the University of Bonn

BSc Modules:

MSc Modules:

Excursions:

• French Massif Central (10 days, run yearly-leader) (volcanology, petrology, geochemistry)
• South Italian Volcanoes (10 days, run 2011-2015-leader) (volcanology, petrology, geochemistry)
• Eifel Volcanic Province (2 days, run yearly-leader) (volcanology, petrology, geochemistry)
• Iceland (3 weeks-July/Aug 2015, co-leading with Dr. Schuth, now Bochum University) (volcanology, petrology, geochemistry)
• Tanzania-Kenya (3 weeks-March 2017, co-leading with Dr. Schuth, now Bochum University) (volcanology, petrology, geochemistry)
• Java-Bali (3 weeks-Aug 2008, co-leading with Dr. Schuth & Dr. König) (volcanology,
  petrology, geochemistry)
• Cyprus (1 week-Jan 2005, tutor, excursion led by Prof. D.G. Pearson and Dr. G. Nowell, Durham University) (mantle petrology, geochemistry)

Short Courses

• Isotope Geochemistry (University of Vienna, Nov 2012, 20h lecture)
• Chalcophile and Highly Siderophile Element (HSE) Geochemistry (GSA & GS, Scripps Institution, Dec 2015, 2x1h lecture)
  • (i) Chalcophile elements in the Earth’s mantle
  • (ii) HSE and Os isotope signatures in the non-cratonic basalt-hosted peridotite xenoliths:
• Melting and fluid/melt-rock reactions in the mantle ( MEREMA Winter School- University of Pavia, Italy, 2x1h lecture)
  • (i) HSE-Se and Te could be used as tracers of mantle processes
  • (ii) Mineral Scale to Whole-rock Signatures of Os isotopes in mantle rocks
     

Supervision Experience

Bachelor Students

Lisa Grundler ((2011), Carolina Rosca (2012), Katharina Schweitzer (2013), Lukas Erner (2014), Franziska Landgraf (2014) Linda Hollenbeck (2014), Joshua Dierkes (2014), Nora Meides (2016), Sebastian Viehmann (2017), Lara Wegner (2020), Cara Horz (2021), Isabel Wüst (2021), Hannah Fink (2022).

Diploma/Master Students

Michelle Webb (2004-2007, MSc Durham University, UK), Melanie Behrens (2009-2010, Diploma), Andreas Schwach (2011-2012), Moritz Lissner (2012-2013), Carolina Rosca (2014),Katharina Schweitzer (2014-2015), Robin Strack (2015-2016), Hannah Stephanus (2015-2016), Lisa Bretschneider (2015-2016), Malte Ziemek (2015-2016), Marcel Fellmann (2015-2016), Franziska Landgraf (2015-2017), Alexandra Koch (2017), Franziska Bellin (2017-2018), Nora Meides (2017-2018), Lara Wegner (2022).

Ph.D Students

Alessandro Bragagni (2011-2015), Ashlea Wainwright (2011-2015), Moritz Lissner (2014-2017), Katharina Schweitzer (2015-2018, co-supervision with Prof. K. Burton and Dr. G.Nowell, Durham University), Robin Strack (2018-2021).

Post-Doctoral Researchers

Dr. Stephan König (2010-2013), Dr. Judith Coggon (2011-2015), Dr. David van Acken (2013-2016), Dr. Ashlea Wainwright (2015)

Languages

French (mother tongue), English (fluent), German (intermediate level B2).

Publication Record

Citation index (9^th Aug 2021): 2720 & h-index: 29 (ISI Web of Science), 3461 & h-index: 29 (Google Scholar)

Internationally Peer-Reviewed Publications

*: Publications of the ERC starting project “Early Earth” (PI: Ambre Luguet, project FP7-258658).

[57] Wanji, S., Deribe, K., Minich, J., Debrah, A.Y., Kalinga, A., Kroidl, I., Luguet, A., Hoerauf, A., Ritter, M (2021). Podoconiosis: from known to unknown: Obstacles to tackle. Acta Tropica 219,10.1016/j.actatropica.2021.105918

[56] Tappe, S., Stracke, A., van Acken, D., Strauss, H., Luguet, A., (2020). Origins of kimberlites and carbonatites during continental collision – insights beyond decoupled Nd-Hf isotopes. Earth-Science Reviews, DOI: 10.1016/j.earscirev.2020.103287

[55] Schulz T., Sackl F., Fragner E., Luguet A., van Acken D., Abate B., Badjukov D.D., Koeberl C. (2020). The Zhamanshin impact structure, Kazakhstan: A comparative geochemical study of target rocks and impacts glasses. Geochim. Cosmochim. Acta 268, 209-229.

[54] Luguet A., Nowell G.M., Pushkarev E., Ballhaus C., Wirth R., Schreiber A. and Gottman, I. (2019). ¹⁹⁰Pt-¹⁸⁶Os geochronomter reveals open system behaviour of ¹⁹⁰Pt-⁴He isotope system. Geo. Persp. Lett. 11, 44-48.

[53] Ozdemir S., Schulz T., van Acken D., Luguet A., Reimold W.U., and Koeberl C. (2019). Meteoritic highly siderophile element and Re-Os isotope signatures of Archean spherule layers from the CT3 drill core, Barberton Greenstone Belt, South Africa. Meteoritics & Planetary Science (in press), DOI: 10.1111/maps.13234

[52] Luguet A., and Pearson D.G. (2019). Dating mantle peridotites using Re-Os isotopes: The complex message from whole rocks, base metal sulfides and platinum group minerals. American Mineralogist (in press). DOI: 10.2138/am-2019-6557

[51] Lorand J.-P., Pont S., Chevrier V.F., Luguet A., Zanda B., Hewins R. (2019) Petrogenesis of martian sulfides in the Chassigny meteorite. American Mineralogist 103(6), 872-885.

[50] Liu J., Brin L.E., Pearson D.G., Bretschneider L., Luguet A., van Acken D., Kjarsgaard B.A., Riches A., Miskovic A. (2018) Diamondiferous Paleoproterozoic mantle rrots beneath Arctic Canada: A study of mantle xenoliths from Parry Peninsula and Central Victoria Island, Geochim. Cosmochim. Acta 239, 284-311.

[49] JaquesA.L., Luguet A., SmithC.B., PearsonD.G., YaxleyG.M. & KobussenA. (2018). Nature of the mantle beneath the Argyle AK1 lamproite pipe: constraints from mantle xenoliths, diamonds and lamproite geochemistry". in A.T. Davy, C.B. Smith, H. Helmstaedt, A.L. Jaques, J.J. Gurney (ed.), Geoscience and Exploration of the Argyle, Bunder, Diavik, and Murowa Diamond Deposits, Society of Economic Geologists, USA, pp. 119-143.

[48] Tassara S., González-Jiménez J.-M., Reich M., Saunders J.E., Luguet A., Morata D., Grégoire M., van Acken D., Schilling M., Barra F., Nowell G.M., Corgne A. (2018) Highly siderophile elements mobility in the subcontinental lithospheric mantle beneath southern Patagonia. Lithos 314-315, 579-596.

[47]* Bragagni A., van Acken D., Fonseca R.O.C., Speelmanns I.M., Wainwright A.N., Heuser A., Nowell G.M., Luguet A. (2018) Re-Os and HSE in individual base metal sulfide grains: Evaluating micro-analytical procedures using a sulfide reference material. Chem Geol. 493, 426-440.

[46]* Bragagni A., Luguet A., Fonseca R.O.C., Pearson D.G., Lorand J.-P., Nowell G.M., Kjarsgaard B.A. (2017) The geological record of base metal sulfides in the cratonic mantle: A microscale 187Os/188Os study of peridotite xenoliths from Somerset Island, Rae Craton (Canada). Geochim. Cosmochim. Acta 216, 264-285.

[45] Bidyananda M., Foley S., Luguet A., Jacob D.E., Singh T.B., Ray D., Panda D.K., Keppler R (2017). Characterisation of chromites, chromite hosted inclusions of silicates and metal alloys in chromitites from the Indo-Myanmar ophiolite belt of Northeastern India, Ore Geology Review, DOI: 10.1016/j.oregeorev.2017.05.032

[44] Tappe S., BrandN., Stracke A., van Acken D., Liu C.-Z., Strauss H., Wu F.-Y., Luguet A., Mitchell R.H. (2017). Plates or Plumes in The Origin of Kimberlites: Insights From U/Pb Age and Sr-Nd-Hf-Os Isotope Analysis, Renard And Wemindji Clusters, Superior Craton (Canada). Chem. Geol. 455, 57-83.

[43] Schulz T., Koeberl K., Luguet A., van Acken D., Mohr-Westheide T., Özdemir S., Reimold W. U. (2017) New constraints on the Paleoarchean meteorite bombardment of the Earth - Geochemistry and Re-Os isotope signatures of spherule layers in the BARB5 ICDP drill core from the Barberton Greenstone Belt, South Africa. Geochim. Cosmochim. Acta 211, 322-340.

[42] Marshall E, Lassiter J.C., Barnes J.D., Luguet A., Lissner M. (2017). Mantle melt production during the 1.4 Ga Laurentian magmatic event: Isotopic constraints from Colorado Plateau mantle xenoliths, Geology 45, 519-522.

[41]* van Acken D., Luguet A., Pearson D.G., Nowell G.M., Fonseca R.O.C., Nagel T.J., Schulz T. (2017). Mesoarchean melting and Neoarchean to Paleoproterozoic metasomatism during the formation of the cratonic mantle keel beneath West Greenland. Geochim. Cosmochim. Acta 203, 37-53

[40]* Creech J.B., Baker J., Handler M.R., Lorand J.-P., Storey M., Wainwright A.N., Luguet A., Moynier F., Bizarro M. (2017). Late accretion history of the terrestrial planets inferred from platinum stable isotopes. Geochem. Persp. Let. 3, 94-104.

[39]* Wainwright A.N, Luguet A., Schreiber A, Fonseca R.O.C., Nowell G.M., Lorand J.-P. and Janney P.E. (2016). Nanoscale variations in ¹⁸⁷Os isotopic compositions and HSE systematics in a Bultfontein peridotite. Earth Planet. Sci. Lett. 447, 61-70.

[38] Schulz T., Luguet A., Wegner W., van Acken D. & Koeberl C (2016). Target rocks, impact glasses and melt rocks from the Lonar crater, India: Highly Siderophile Element systematics and Sr-Nd-Os isotopic signatures. Meteoritics and planetary sciences 51, 1323-1339.

[37]* van Acken D., Hoffmann J.E., Schorscher J.H.D., Schulz T., Heuser A. & Luguet A. (2016). Mantle sources of High-Al komatiites from the Mesoarchaean Quebra Osso Group, Minas Gerais, Brazil: trace elements, HSE systematics and Os isotopic signatures. Chem Geol. 422, 108-121.

[36] Luguet A & Reisberg L (2016). Highly Siderophile Element and ¹⁸⁷Osmium signatures in non-cratonic basalt-hosted peridotite xenoliths: Unravelling the origin and evolution of the Post-Archean Lithospheric Mantle. Reviews in Mineralogy and Geochemistry, 2016, v. 81 “Highly siderophile and strongly chalcophile elements in high temperature geochemistry and cosmochemistry” Eds (J. Day & J. Harvey). pp 305-367

[35] Lorand JP & Luguet A (2016). Chalcophile/siderophile elements in mantle rocks: trace elements in trace minerals. Reviews in Mineralogy and Geochemistry, 2016, v. 81 “Highly siderophile and strongly chalcophile elements in high temperature geochemistry and cosmochemistry” Eds (J. Day & J. Harvey). pp 441-488

[34]* Wainwright AN, Luguet A, FonsecaROC & Pearson DG (2015).Investigating metasomatic effects on the ¹⁸⁷Os isotopic signature: A case study on micrometric base metal sulfides in metasomatised peridotite from the Letlhakane kimberlite (Botswana). Lithos 232, 35-48.

[33]* Coggon J, Luguet A, Fonseca R, Lorand JP, Heuser A & Appel P (2015). Understanding Re-Os systematics and model ages in metamorphosed Archean ultramafic rocks: A single mineral to whole-rock investigation. Geochim. Cosmochim. Acta 167, 205-240.

[32] Harvey J, König S & Luguet A (2015). The effects of melt depletion and metasomatism on highly siderophile and strongly chalcophile elements: S-Se-Te-PGE systematics of peridotite xenoliths from Kilbourne Hole, New Mexico. Geochim. Cosmochim. Acta 166, 210-233.

[31] Luguet A, Behrens M, Pearson DG, König S & Herwartz D (2015). Significance of the whole-rock Re-Os ages in cryptically and modally metasomatised cratonic peridotites. Constraints from the HSE-Se-Te systematics. Geochim. Cosmochim. Acta 164, 441-463.

[30] König S, Luguet A, Lorand JP, Lissner M & PearsonDG (2015) Reply to the comment on “A non-primitive origin of near-chondritic S–Se–Te ratios in mantle peridotites: Implications for the Earth's late accretionary history. Earth Planet. Sci. Lett. 385, 110–121.

[29] König S, Lorand JP, Lissner M, Bragagni A & Luguet A (2015) Mineralogical control of Selenium, Tellurium and some highly siderophile elements in the Earth’s mantle: Evidence from mineral separates of ultra-depleted mantle residues. Chem Geol. 396, 16-24.

[28] Lissner M, König S, Luguet A, le Roux PJ, Schuth S, Heuser A & le Roex AP (2014). Selenium and tellurium systematics in MORBs form the southern Mid-Atlantic Ridge (47-50ºS). Geochim. Cosmochim. Acta 144, 379-402.

[27] König S, Lorand JP, Luguet A & Pearson DG (2014). Selenium-tellurium systematics and the origin of near-chondritic Se/Te ratios in mantle-derived peridotites. Earth Planet. Sci. Lett. 385, 110-121.

[26]* Coggon JA, Luguet A, Nowell GM & Appel PWU (2013). Hadean mantle melting recorded by southwest Greenland chromitite ¹⁸⁶Os. Nature Geoscience 6, 871-874.

[25] Lorand JP, Luguet A & Alard O (2013). Platinum-group element systematics and petrogenetic processing of the continental upper mantle: A review. Lithos 164-167, 2-21.

[24] Fonseca R, Laurenz V, Mallmann G, Luguet A, Höhne N & Jochum KP (2012). New constraints on the genesis and long-term stability of Os-rich alloys in the Earth's mantle. Geochim. Cosmochim. Acta. 87, 227-242.

[23] König S, Luguet A, Lorand JP, Wombacher F & Lissner M (2012). Selenium and tellurium systematics of the Earth’s mantle inferred from high precision analyses of ultra-depleted orogenic peridotites. Geochim. Cosmochim. Acta 86, 354-366.

[22] Wittig N, Webb M, Pearson DG, Dale CW, Ottley CJ, Hutchinson M, Jensen SM & Luguet A (2010). Formation of the North Atlantic Craton: Timing and mechanisms constrained from Re-Os isotope and PGE data of peridotite xenoliths from S.W. Greenland. Chem. Geol. 276, 166-187.

[21] Lorand JP, Alard O & Luguet A (2010). Platinum Group Element micro-nuggets in Lherz and Freychinede orogenic lherzolites (Northeastern Pyrenees, France): heritage from an ancient refractory lithospheric mantle. Earth Planet. Sci. Lett. 289, 298-310.

[20] König S, Münker C, Schuth S, Luguet A, Hoffmann JE & Kuduon J (2010). Boninites as windows into trace element mobility in subduction zones. Geochim. Cosmochim. Acta 74, 684-704.

[19] Luguet A, Jaques AL, Pearson DG, Smith CB, Bulanova G, Roffey S, Rayner M & Lorand JP (2009). An integrated petrological, geochemical and Re-Os isotope study of peridotite xenoliths from the Argyle lamproite, W. Australia: implications for cratonic diamond occurrence. Lithos 112S, 1096-1108.

[18] Reisberg L, Dauphas N, Luguet A, Pearson DG & Galino R (2009). Nucleosynthetic osmium isotope anomalies in acid leachates of the Murchison meteorite. Earth Planet. Sci. Lett. 277, 334-344.

[17] Lorand JP, Luguet A & Alard O (2008). Platinum Group Elements: A new set of Key Tracers for the Earth’s Interior. Elements Vol 4, 247-252.

[16] Luguet A, Pearson DG, Nowell GM, Coggon JA, Dreher ST, Spetsius ZV & Parman SW (2008). Enriched Pt-Re-Os isotope systematics in plume lavas explained by metasomatic sulfides. Science 319, 453-456.

[15] Luguet A, Nowell GM & Pearson DG (2008). ¹⁸⁴Os/¹⁸⁸Os and ¹⁸⁶Os/¹⁸⁸Os measurements by negative thermal ionisation mass spectrometry (NTIMS): Effects of interfering element and mass fractionation corrections on data accuracy and precision. Chem. Geol. 248 « Highly Siderophile Element Geochemistry » Special Issue (eds Luguet A, Pearson D.G., Selby D., Brenan J. & Meisel T.). 342-362.

[14] Dale C, Luguet A, Macpherson C, Pearson DG & Hickey-Vargas R (2008). Extreme platinum-group element fractionation and variable Os isotope compositions in Philippine Sea Plate basalts: tracing mantle source heterogeneity. Chem. Geol. 248 « Highly Siderophile Element Geochemistry » Special Issue (eds Luguet A, Pearson D.G., Selby D., Brenan J. & Meisel T.). 213-238.

[13] Lorand JP, Luguet A, Alard O, Bezos A & Meisel T (2008). Abundance and distribution of platinum-group elements in orogenic lherzolites; a case study in FON-B 93, (Fontête Rouge, French Pyrénées). Chem. Geol. 248 « Highly Siderophile Element Geochemistry » Special Issue (eds Luguet A, Pearson D.G., Selby D., Brenan J. & Meisel T.). 174-194.

[12] Nowell GM, Luguet A, Pearson DG & Horstwood MA (2008). Precise and accurate ¹⁸⁶Os/¹⁸⁸Os and ¹⁸⁷Os/¹⁸⁸Os measurements by Multi-Collector Plasma Ionisation Mass Spectrometry (MC-ICP-MS) part I: solution analyses. Chem. Geol. 248 « Highly Siderophile Element Geochemistry » Special Issue (eds Luguet A, Pearson D.G., Selby D., Brenan J. & Meisel T.). 363-393.

[11] Nowell GM, Pearson DG, Parman SW, Luguet A & Hanski E (2008). Precise and accurate ¹⁸⁶Os/¹⁸⁸Os and ¹⁸⁷Os/¹⁸⁸Os measurements by Multi-Collector Plasma Ionisation Mass Spectrometry, part II: The application of laser ablation MC-ICPMS to single-grain Pt-Os and Re-Os geochronology in platinum group alloy grains. Chem. Geol. 248 « Highly Siderophile Element Geochemistry » Special Issue (eds Luguet A, Pearson D.G., Selby D., Brenan J. & Meisel T.). 394-426.

[10] Luguet A, Shirey SB, Lorand JP, Horan MF & Carlson RW (2007). Residual platinum-group minerals from highly depleted harzburgites of the Lherz massif (France) and their role in HSE fractionation of the mantle. Geochim. Cosmochim. Acta 71, 3082-3097. Highlighted in Editor’s Choice of Science (Vol 316, p1395).

[9] Alard O, Luguet A, Pearson NJ, Griffin WL, Lorand JP, Gannoun A, Burton K & O'Reilly SY (2005). In situ Os isotopes in abyssal peridotites bridge the isotopic gap between MORBs and their source mantle. Nature 436, 1005-1008.

[8] Luguet A, Lorand JP, Alard O. & Cottin J.Y. (2004). A multi-technique study of platinum group element systematic in some Ligurian ophiolitic peridotites, In « Highly Siderophile Elements and Igneous processes », Reisberg, Lorand, Alard, Ohnenstetter (eds.). Chem. Geol. 208, 175-194.

[7] Luguet A, Lorand JP & Seyler M (2003). Sulfide petrology and highly siderophile element geochemistry of abyssal peridotites: A coupled study in samples from the Kane Fracture Zone (Mark area 45°W 23°20'N, atlantic ocean). Geochim. Cosmochim. Acta 67, 1553-1570.

[6] Lorand JP, Alard O, Luguet A & Keays RR (2003). Sulfur and selenium systematics of the sub-continental lithospheric mantle beneath the Massif Central (France). Geochim. Cosmochim. Acta 67, 4137-4151.

[5] Gros M., Lorand J.P. & Luguet A (2002). Analysis of platinum group elements and gold in geological materials using NiS fire assay and Te-coprecipitation: the NiS dissolution step revised. Chem Geol 185, 179-190.

[4] Luguet A, Alard O, Lorand JP, Pearson NG, Ryan C & O'Reilly SY (2001). Laser-ablation microprobe (LAM)-ICPMS unravels the highly siderophile element geochemistry of the oceanic mantle. Earth Planet. Sci. Lett., 189, 285-294.

[3] Seyler M, Toplis M, Lorand JP, Luguet A & Cannat M (2001). Clinopyroxene microtextures reveal incompletely extracted melts in abyssal peridotites, Geology, 29(2), 155-158.

[2] Luguet A & Lorand JP (1999). Fe-Ni-Cu sulphides of abyssal peridotites from the MARK area (Mid-Atlantic ridge, 20-24°N). C.R. Acad. Sci. Paris, (Earth & Planetary Sciences), 329, 637-644.

[1] Luguet A & Lorand JP (1998). Supergene weathering and sulphur contents of basalt-hosted mantle xenoliths: an appraisal from Montferrier lherzolites (Languedoc, France). C.R. Acad. Sci. Paris, (Earth & Planetary Sciences), 327, 519-525.