E. Be-mezème, M. Faure, A. Cocherie, and Y. Chen, In situ chemical dating of tectonothermal events in the French Variscan Belt, situ chemical dating of tectonothermal events in the French Variscan Belt, pp.420-426, 2005.
DOI : 10.1016/S0012-821X(99)00146-6

E. Be-mezème, A. Cocherie, M. Faure, O. Legendre, and P. Rossi, Electron microprobe monazite geochronology of magmatic events: Examples from Variscan migmatites and granitoids, pp.3-4, 2006.

E. Be-mezème, M. Faure, Y. Chen, A. Cocherie, and J. Talbot, Structural, AMS and geochronological study of a laccolith emplaced during Late Variscan orogenic extension: the Rocles pluton (SE French Massif Central), International Journal of Earth Sciences, vol.86, issue.6, pp.215-228, 2006.
DOI : 10.1007/s00531-006-0098-2

C. Bingham, Distribution on a sphere and on the projective plane, 1964.

M. Binon and C. Pin, Geochronologie Rb-Sr et U-Pb des granites du Mayet-de-Montagne et des Bois Noirs, Montagne bourbonnaise (Massif central), Bull. Soc. Geol. Fr, vol.8, pp.695-703, 1989.

J. L. Blès, D. Bonijoly, C. Castaing, and Y. Gros, Successive post-Variscan stress fields in the French Massif Central and its borders (Western European plate): comparison with geodynamic data, Tectonophysics, vol.169, issue.1-3, pp.79-111, 1989.
DOI : 10.1016/0040-1951(89)90185-6

J. Boissonas and N. Debeglia, Etude géophysique du granite magnétique de Montmarault (Allier) et corrélation avec la pétrographie, Rapp. BRGM, vol.76, 1976.

D. Bonijoly and C. Castaing, Fracturation et genèse des bassins Stéphaniens du Massif central français en régime compressif, Ann. Soc. Geol. Nord, vol.103, pp.187-199, 1984.

G. J. Borradaile and B. Henry, Tectonic applications of magnetic susceptibility and its anisotropy, Earth-Science Reviews, vol.42, issue.1-2, pp.49-93, 1997.
DOI : 10.1016/S0012-8252(96)00044-X

J. L. Bouchez, Granite is never isotropic: An introduction to AMS studies of granitic rocks, in Granite: From Segregation of Melt to Emplacement Fabrics, Kluwer Acad, pp.95-112, 1997.

I. Braun, J. M. Montel, and C. Nicollet, Electron microprobe dating of monazites from high-grade gneisses and pegmatites of the Kerala Khondalite Belt, southern India, Chemical Geology, vol.146, issue.1-2, pp.65-85, 1998.
DOI : 10.1016/S0009-2541(98)00005-9

J. P. Burg, J. P. Brun, and J. Van-den-driessche, Le Sillon Houiller du Massif Central français: Faille de transfert pendant l'amincissement crustal de la cha??necha??ne varisque?, C. R. Acad. Sci., Ser. II, vol.311, pp.147-152, 1990.

A. Cocherie and F. Albarède, An improved U-Th-Pb age calculation for electron microprobe dating of monazite, Geochimica et Cosmochimica Acta, vol.65, issue.24, pp.4509-4522, 2001.
DOI : 10.1016/S0016-7037(01)00753-0

A. Cocherie, O. Legendre, J. J. Peucat, and A. N. Kouamelan, Geochronology of polygenetic monazites constrained by in situ electron microprobe Th-U-total lead determination: implications for lead behaviour in monazite, Geochimica et Cosmochimica Acta, vol.62, issue.14, pp.2475-2497, 1998.
DOI : 10.1016/S0016-7037(98)00171-9

A. Cocherie, E. Be-mezème, O. Legendre, C. M. Fanning, M. Faure et al., Electron-microprobe dating as a tool for determining the closure of Th-U-Pb systems in migmatitic monazites, American Mineralogist, vol.90, issue.4, pp.607-618, 2005.
DOI : 10.2138/am.2005.1303
URL : https://hal.archives-ouvertes.fr/hal-00023368

S. Costa and P. Rey, Lower crustal rejuvenation and growth during post-thickening collapse: Insights from a crustal cross section through a Variscan metamorphic core complex, Geology, vol.23, issue.10, pp.905-908, 1995.
DOI : 10.1130/0091-7613(1995)023<0905:LCRAGD>2.3.CO;2

R. Day, M. Fuller, and V. A. Schmidt, Hysteresis properties of titanomagnetites: Grain-size and compositional dependence, Physics of the Earth and Planetary Interiors, vol.13, issue.4, pp.260-267, 1977.
DOI : 10.1016/0031-9201(77)90108-X

E. Dumas, M. Faure, and J. Pons, L'architecture des plutons leucogranitiques du plateau d'Aigurande et l'amincissement crustal tardivarisque, C. R. Acad. Sci., Ser. II, pp.310-1533, 1990.

B. B. Ellwood and D. B. Wenner, Correlation of magnetic susceptibility with 18 O: 16 O data in orogenic granites of southern Appalachian Piedmont, Earth Planet. Sci. Lett, vol.59, pp.200-202, 1981.

M. Faure, L'amincissement crustal de la cha??necha??ne varisque a ` partir de la déformation ductile des leucogranites du Limousin, C. R. Acad. Sci., Ser. II, vol.309, pp.1839-1845, 1989.

M. Faure, Late Carboniferous extension in the Variscan French Massif Central, Tectonics, pp.132-153, 1995.

M. Faure and J. Pons, Crustal thinning recorded by the shape of the Namurian-Westaphalian leucogranite in the Variscan belt of the northwest, pp.730-733, 1991.

M. Faure, J. Pons, and J. F. Babinault, Le pluton du Pont-de- Montvert: Un granite syntectonique extravasé vers l'Est, 1992.

J. L. Feybesse, Tectonique et microtectonique de la région de Laroquebrou (Cantal, Massif central français) Rôle de la déformation ductile et e ´volution du Sillon Houiller, 1981.

B. R. Frost, Biotite crystallisation as an oxidation agent in granitic rock, Geol. Soc. Am. Abstr. Programs, pp.22-301, 1990.

B. R. Frost and H. Lindsley, Occurrence of iron-titanium oxides in igneous rocks, in Oxide Minerals, Rev. Mineral. Geochem, vol.25, pp.433-468, 1991.

F. Gaillard, B. Scaillet, M. Pichavant, and J. L. Beny, The effect of water and fO2 on the ferric???ferrous ratio of silicic melts, Chemical Geology, vol.174, issue.1-3, pp.255-273, 2001.
DOI : 10.1016/S0009-2541(00)00319-3
URL : https://hal.archives-ouvertes.fr/hal-00089731

A. Gébelin, G. Martelet, M. Brunel, M. Faure, and P. Rossi, Late Hercynian leucogranites modelling as deduced from new gravity data : the example of the Millevaches massif (Massif Central, France), Bulletin de la Societe Geologique de France, vol.175, issue.3, pp.239-248, 2004.
DOI : 10.2113/175.3.239

J. Grolier and J. Letourneur, L'e ´volution tectonique du grand Sillon Houiller du Massif Central francais, paper presented at XXIII International Geological Congress, Int. Union of Geod. and Geophys, 1968.

M. J. Hibbard, Deformation of Incompletely Crystallized Magma Systems: Granitic Gneisses and their Tectonic Implications, The Journal of Geology, vol.95, issue.4, pp.543-561, 1987.
DOI : 10.1086/629148

F. Hrouda, Magnetic anisotropy of rocks and its application in geology and geophysics, Geophys Surv, pp.37-82, 1982.

V. Jelinek, Characterization of the magnetic fabric of rocks, Tectonophysics, pp.563-567, 1981.

A. Joly, G. Martelet, Y. Chen, and M. Faure, A multidisciplinary study of a syntectonic pluton close to a major lithospheric-scale fault???Relationships between the Montmarault granitic massif and the Sillon Houiller Fault in the Variscan French Massif Central: 2. Gravity, aeromagnetic investigations, and 3-D geologic modeling, Journal of Geophysical Research, vol.275, issue.1???3, pp.10-1029, 2007.
DOI : 10.1029/2006JB004744

P. Ledru, G. Courrioux, C. Dallain, J. M. Lardeaux, J. M. Montel et al., The Velay dome (French Massif Central): melt generation and granite emplacement during orogenic evolution, Tectonophysics, vol.342, issue.3-4, pp.342-345, 2001.
DOI : 10.1016/S0040-1951(01)00165-2

J. Letourneur, Le grand Sillon Houiller du plateau central français, Bull. Carte Geol. Fr, vol.238, p.235, 1953.

P. Matte, La cha??necha??ne varisque parmi les cha??nescha??nes paléozo?paléozo?¨ques péri atlantiques, modèle d'e ´volution et position des grands blocs continentaux au Permo-Carbonifère, Bull. Soc. Geol. Fr, vol.8, pp.9-24, 1986.

G. Menard and P. Molnard, Collapse of a Hercynian Tibetan Plateau into a late Palaeozoic European Basin and Range province, Nature, vol.334, issue.6179, pp.235-237, 1988.
DOI : 10.1038/334235a0

B. Mollier and J. Bouchez, Structuration magmatique du complexe granitique de, C. R. Acad. Sci, issue.2, pp.294-1329, 1982.

J. Montel, S. Foret, M. Veschambre, C. Nicollet, and A. Provost, Electron microprobe dating of monazite, Chemical Geology, vol.131, issue.1-4, pp.37-53, 1996.
DOI : 10.1016/0009-2541(96)00024-1

J. Montel, J. Kornprobst, and D. Vielzeuf, Preservation of old U-Th-Pb ages in shielded monazite: example from the Beni Bousera Hercynian kinzigites (Morocco), Journal of Metamorphic Geology, vol.304, issue.3, pp.335-342, 2000.
DOI : 10.1046/j.1525-1314.2000.00261.x

R. R. Parrish, U-Pb dating of monazite and its application to geological problems, Can, J. Earth Sci, vol.27, p.1450, 1990.

S. R. Paterson, R. H. Vernon, and O. T. Tobisch, A review of criteria for the identification of magmatic and tectonic foliations in granitoids, Journal of Structural Geology, vol.11, issue.3, pp.349-363, 1989.
DOI : 10.1016/0191-8141(89)90074-6

P. Rochette, M. Jackson, and C. Aubourg, Rock magnetism and the interpretation of anisotropy of magnetic susceptibility, Reviews of Geophysics, vol.63, issue.3, pp.209-226, 1992.
DOI : 10.1029/92RG00733

M. Sossa-simawango, Contribution a ` la pétrologie, la géochimie, la géologie structurale du massif granitique de Montmarault (Massif Central français), 1980.

M. Sossa-simawango, L. Henry, and . Daly, Magnetic structural analysis of the montmarault granite (french massif central), Journal of Structural Geology, vol.9, issue.7, pp.911-914, 1987.
DOI : 10.1016/0191-8141(87)90093-9

K. Suzuki and M. Adachi, The chemical Th-U-total Pb isochron ages of zircon and monazite from the gray granite of the Hida terrane, Japan, J. Earth Sci, vol.38, pp.11-37, 1991.

J. Y. Talbot, G. Martelet, G. Courrioux, Y. Chen, and M. Faure, Emplacement in an extensional setting of the Mont Loz??re???Borne granitic complex (SE France) inferred from comprehensive AMS, structural and gravity studies, Journal of Structural Geology, vol.26, issue.1, pp.11-28, 2004.
DOI : 10.1016/S0191-8141(03)00083-X

J. Y. Talbot, M. Faure, Y. Chen, and G. Martelet, Pull-apart emplacement of the Margeride granitic complex (French Massif Central). Implications for the late evolution of the Variscan orogen, Journal of Structural Geology, vol.27, issue.9, pp.1610-1629, 2005.
DOI : 10.1016/j.jsg.2005.05.008
URL : https://hal.archives-ouvertes.fr/hal-00023495

L. Tauxe, T. A. Mullender, and T. Pick, Potbellies, wasp-waists, and superparamagnetism in magnetic hysteresis, Journal of Geophysical Research: Solid Earth, vol.46, issue.B1, pp.571-583, 1996.
DOI : 10.1029/95JB03041

M. Turland, R. Feys, F. Destieux, and D. Virlogeux, Carte géologie France, scale 1:50,000, feuille Montluçon, Notice explicative par M. Turland, A. M. Hottin and R. Feys, 115 pp., Bur. de Rech. Géol. et Minière, 1989.

M. Turland, P. Gentilhomme, J. L. Duthou, D. D. 'arcy, J. Carroué et al., Carte géologie France, scale 1:50,000, feuille Montmarault (620), Notice explicative par, -P. Carroué, and N. Debeglia, 114 pp., Bur. de Rech. Géol. et Minière, 1991.

J. Van-den-driessche and J. P. Brun, Un modèle de l'extension paléozo?paléozo?¨que supérieur dans le sud du Massif central, C. R. Acad. Sci, vol.309, issue.2, pp.1607-1613, 1989.

O. Vanderhaege and C. Teyssier, Partial melting and flow of orogens, Partial melting and flow of orogen, pp.451-472, 2001.
DOI : 10.1016/S0040-1951(01)00175-5

R. H. Vernon, Review of Microstructural Evidence of Magmatic and Solid-State Flow, Visual Geosciences, vol.5, issue.2, 2000.
DOI : 10.1007/s10069-000-0002-3

I. Wendt and C. Carl, The statistical distribution of the mean squared weighted deviation, Chem. Geol, vol.86, pp.275-285, 1991.

M. L. Williams and M. J. Jercinovic, Microprobe monazite geochronology: putting absolute time into microstructural analysis, Journal of Structural Geology, vol.24, issue.6-7, pp.1013-1028, 2002.
DOI : 10.1016/S0191-8141(01)00088-8

K. Zapletal, Low-field susceptibility anisotropy of some biotite crystals, Physics of the Earth and Planetary Interiors, vol.63, issue.1-2, pp.85-97, 1990.
DOI : 10.1016/0031-9201(90)90063-4

À. , Y. Chen, and M. Faure, Institut des Sciences de la Terre d'Orléans, UMR CNRS 6113, Université d'Orléans, Bureau de Recherches Géologiques et Minières, 3 avenue Claude Guillemin