AREVA NC, Mining Business Unit, Geoscience Department
Type of business or sector
Exploration
Occupation or position held
Exploration Manager (Africa-Europe-Middle East)
Main activities and responsibilities
Project generation, coordination and management
Dates
1982-2008
Name and address of employer
BRGM, Research Division, BP 6009, 45060 Orléans Cedex 02, France
Type of business or sector
Technical expertise
Occupation or position held
Expert geologist, Project manager and coordinator
Main activities and responsibilities
Expert in Geology Geophysics for mineral exploration:
-.Exploration of Gold and Base Metals in varied geological environments in France (Massif Central, Armorican Massif, Pyrenees), Africa, Asia, South America, Saudi Arabia
-.Assessment of the Gold and Base Metal potential of key areas in:
West Africa (the Birimian project, 1986-1992): Mali, Senegal, Ghana, Côte d'Ivoire
Central Africa (Gabon), Eastern Africa (Sudan), Southern Africa (Namibia, Republic South Africa, Zambia)
South America (1989-1993): Brazil, French Guiana, Venezuela
Asia: India (1995), Mongolia (2005-2007)
Management and Coordination of R&D (Research and Development) projects :
-.African European Georesources Observation System (AEGOS), an EU Support Action (7th FP, starting 2008)
-.ENhanced Geothermal Innovative Network for Europe (ENGINE), an EU Coordination Action (6th FP, 2005-2008)
-.Coordinator of an EU SYSMIN project in Namibia (20001-2002)
-.Tempus project for the renovation of Curricula for Earth Sciences of Praha and Bucharest universities (Czechoslovakia, 1991-1993; Romania, 1996-1999)
-.GeoFrance 3D, a national research program (1994-2000) dedicated to 3D modelling and regional geology
-.Mapping of the French Massif Central (Geological Map of France, 1986-1993)
Specific Work experience
Dates
2003-2008
Name and address of employer
BRGM, Research Division, BP 6009, 45060 Orléans Cedex 02, France
Type of business or sector
Management and R&D (Research and Development)
Occupation or position held
Research coordinator and manager
Main activities and responsibilities
Coordination, management and supervision of research projects
Dates
2001-2002
Name and address of employer
Geological Survey Namibia, BP 2168, Windhoek, Namibia
Type of business or sector
Management, education and mineral exploration
Occupation or position held
EU SYSMIN Project coordinator
Main activities and responsibilities
Interpretation of high-resolution airborne geophysical surveys and structural analysis, definition of targets for mineral exploration
Training of geologist and geophysicist of the Geological Survey of Namibia
Dates
1999-2001
Name and address of employer
BRGM, Research Division, BP 6009, 45060 Orléans Cedex 02, France
Type of business or sector
Management
Occupation or position held
Manager of the "Modelling and applications" department
Main activities and responsibilities
Manager of a team of 20 engineers involved in R&D activities
Dates
1999-2005
Name and address of employer
Lyon 1 University, Equipe Dynamique de la Lithosphère, 69622 Villeurbanne Cedex France
Type of business or sector
R&D (Research and Development) and education
Occupation or position held
Associate professor
Main activities and responsibilities
Education in numerical geology, 3D modeling, tectonics and regional metallogeny
Research activities in 3D mapping and tectonic analysis
Project management
Education and training
Date
1995
Organisation
University of Rennes (France)
Principal subjects/occupational
skills covered
Tectonics of the Paleoproterozoic provinces, crustal growth and associated mineralisations
Structural Geology, tectonics, metallogeny
Title of qualification awarded
Thèse d'Habilitation à Diriger des Recherches
Date
1980
Organisation
University of Rennes (France) and Bergen (Norway)
Principal subjects/occupational
skills covered
Structural and magmatic evolution of the Karmöy plutonic complex (Southwest Norwegian Caledonides)
Structural Geology, petrology of the granites
Title of qualification awarded
PhD
Level in national classification
Doctorat de 3ème cycle d'Université
Date
1977
Organisation
University of Rennes (France)
Principal subjects/occupational
skills covered
Structural survey of the country rock enclosing the Flamanville granite (Manche Dept.)
Structural Geology, petrology of the granites
Title of qualification awarded
Master of Science
Level in national classification
Diplôme d'Etudes Approfondies
Personal skills
and competences
Mother tongue
French
Other languages
English
Reading skills
excellent
Writing skills
excellent
Verbal skills
excellent
Portuguese
Reading skills
excellent
Writing skills
basic
Verbal skills
good
Social skills
and competences
Respect and consideration for collaborators and people
Tenacity and enthusiasm for new challenges in business
Interest in the common wealth and priority given to team building
Organisational skills
and competences
Specialization in project management for 20 years: training of more than 100 engineers from the BRGM research institute, teaching the basics at the University of Lyon during 6 years, Preparation and management of national and international research programs
Participation to evaluation committees concerning scientific projects, project results and human resources (national and international panels, EU expert for mobility programs).
Technical skills
and competences
Basic technical skills on computer especially for writing and publishing scientific articles, communicating and managing projects.
Management of a team for achieving objectives, capacity building.
Negotiation skills in situation of conflicts of interest.
Driving licence(s)
Car
Annexes
Selected peer-reviewed papers in international journals or books
LEDRU P., AUTRAN A. (1987). Relationships between fluid circulation, ore deposition and shear zones: new evidence from the Salau scheelite deposit. Economic Geology, 82, 224-229.
LEDRU P., EKO N'DONG J., JOHAN V., PRIAN J.P., COSTE B., HACCARD D. (1989). Structural-metamorphic evolution of the Gabon Orogenic Belt: Collision tectonics in the Lower Proterozoic? Precambrian Research, 44, 227-242.
BRUN J.P., GAPAIS D., COGNE J.P., LEDRU P., VIGNERESSE J.L. (1990). The Flamanville granite (NW France): an unequivocal example of syntectonically expanding pluton. Geological Journal, 25, 271-286.
LEDRU P., LASSERRE J.L., MANIER E., MERCIER D. (1991). Révision de la lithologie du Protérozoïque inférieur du craton guyanais. Tectonique transcurrente et dynamique des bassins sédimentaires. Bulletin Société Géologique France 4, 627-636.
LEDRU P., PONS J., MILESI J.P., FEYBESSE J.L., JOHAN V. (1991). Transcurrent tectonics and polycyclic evolution in the Lower Proterozoic of Senegal-Mali. Precambrian Research, 50, 337-354.
MILESI J.P., LEDRU P., ANKRAH P., JOHAN V., MARCOUX E, C. VINCHON. (1991). Gold deposits of the Lower Proterozoic succession of Ghana. Mineralum Deposita, 25, 271-286.
MILESI J.P., LEDRU P., FEYBESSE J.L., DOMMANGET A., MARCOUX E. (1992). Birimian ore deposits and tectonics. Precambrian Research, 58, 305-344.
LEDRU P., JOHAN V., MILESI J.P., TEGYEY M. (1994). Evidence for a 2 Ga continental accretion in the circum-south Atlantic provinces. Precambrian Research, 69, 169-191.
LAGARDE J.L., DALLAIN C., LEDRU P., COURRIOUX G. (1994). Deformation localization with laterally expanding anatectic granites: Hercynian granites of the Velay, French Massif Central. Journal Structural Geology, 16, 839-852.
SCHULMANN K., MELKA R., LOBKOWICZ M., LEDRU P., LARDEAUX J.M., AUTRAN A. (1994). Contrasting styles of deformation during progressive nappe stacking at the S.E. margin of the Bohemian massif (Thaya Dome). Journal Structural Geology, 16, 355-370.
LEDRU P., MILÉSI J.P., JOHAN V., SABATÉ P., MALUSKI H. (1997). Foreland basins and gold-bearing conglomerates: a new model for the Jacobina Basin (São Francisco province, Brazil). Precambrian Research, 86, 155-176.
VANDERHAEGHE O., LEDRU P., THIEBLEMONT D., EGAL E., COCHERIE A., TEGYEY M., MILESI J.P. (1998). Contrasting mechanism of crustal growth. Precambrian Research, 92, 165-194.
DALLAIN C., SCHULMANN K., LEDRU P. (1999). Textural evolution in the transition from subsolidus annealing to melting process, Velay Dome, French Massif Central. Journal Metamorphic Geology, 17, 61-74.
LEDRU P., COURRIOUX G., DALLAIN C., LARDEAUX J.M., MONTEL J.M., VANDERHAEGHE O., VITEL G. (2001). The Velay dome (French Massif Central): melt generation and granite emplacement during orogenic evolution. Tectonophysics, 342, 207-227.
BOSCH M., GUILLEN A., LEDRU P., (2001). Lithologic tomography: an application to geophysical data from the Cadomian belt of northern Brittany, France, Tectonophysics, 331, 197-227.
MILESI J.P., LEDRU P., MARCOUX E., MOUGEOT R., JOHAN V., LEROUGE C., SABATE P., BAILLY L., RESPAUT J.P., SKIPWITH P. (2002). The Jacobina Paleoproterozoic gold-bearing conglomerates,Bahia, Brazil: a "hydrothermal shear-reservoir" model. Ore Geology Reviews, 19, 95-136.
TRUMBULL R.B., VIETOR T., HAHNE K., WACKERLE R., LEDRU P. (2004). Aeromagnetic mapping and reconnaissance geochemistry of the Early Cretaceous Henties Bay-Outjo dike swarm, Etendeka Igneous Province, Namibia. Journal of African Earth Sciences, 40, 17-29.
BECKER T., LEDRU P., GAROEB H., MILESI J.-P. (2005). The Mesoproterozoic event within the Rehoboth Basement Inlier of Namibia - review and new aspects of metamorphism, structure and stratigraphical subdivision. South African Journal of Geology, 108(3), 317-344.
DEBEGLIA N., MARTELET G., PERRIN J., TRUFFERT C., LEDRU P., TOURLIERE B. (2005). Semi-automated structural analysis of high resolution magnetic and gamma-ray spectrometry airborne surveys. Journal of Applied Geophysics, 58, 13-28.
BOUCHOT V., LEDRU P., LEROUGE C., LESCUYER J.L., MILESI J.P. (2005) Late Variscan mineralizing systems related to orogenic processes: the French Massif Central. Ore Geology Reviews, 27, 169-197.
GOMEZ C., DELACOURT C., ALLEMAND P., LEDRU P., WACKERLE R. (2005). Using ASTER remote sensing data set for geological mapping, in Namibia. Physics and Chemistry of the Earth, 30, 1-3, 97-108.
MARTELET G., TRUFFERT C., TOURLIERE B., LEDRU P., PERRIN J. (2006). Classifying airborne radiometry data with Agglomerative Hierarchical Clustering: A tool for geological mapping in context of rainforest (French Guiana). International Journal Applied Earth Observation Geoinformation, 8, 208-223.
GUILLEN A., CALCAGNO PH., COURRIOUX G., JOLY A., LEDRU P. (2008). Geological modelling from field data and geological knowledge: Part II. Modelling validation using gravity and magnetic data inversion. Physics of the Earth and Planetary Interiors, 171, 158-169.
FAURE M., LARDEAUX J.M., LEDRU P. (2009). A review of the pre-Permian geology of the Variscan French Massif Central. C. R. Geoscience, 341, 202-213
DAOUDENE Y., GAPAIS D., LEDRU P., COCHERIE A., HOCQUET S., DONSKAYA T.V. (2009). The Ereendavaa Range (north-eastern Mongolia): an additional argument for Mesozoic extension throughout Eastern Asia. International Journal of Earth Sciences.
