La revue


Revue n° 1

Jean LE GALL, Jean-Alix BARRAT
Petrology of tardi-Cadomian magmatism in the North Armorican Domain as exemplified by the basic and ultrabasic complexes of Ernée and Trégomar
C. Castaing, J. Rolet, P. Chevremont, J.Y. Le Calvez, P. Thonon
The Huelgoat region (central Finistère) in the frame of Armorican geodynamic evolution
Arlette Moreau-Benoit, Marcel Dubreuil
Palynoplancton evidence of Silurian and first record of lower Devonian in the schists and sandstones of the eastern edge of the Ancenis basin (south-eastern Armorican Massif)
Mineralogical composition and origin of beach placers in four Morbihan islands
D. Thiéblemont, B. Cabanis, J. Le Métour
Geochemical study of a continental extension-related magmatism: the Choletais Ordovician bimodal series (Vendée Massif)

Revue n° 2

Michel Cuney et Albert Autran
General aims of the G.P.F Échassières project. Main results of the 900 m borehole through the Beauvoir albite-topaz-lepidolite granite.
J. L. Vigneresse
Three-dimensions organisation of the Echassieres granitic complex and synthesis of the surface geophysical measurements
Jean-Louis Feybesse et Monique Tegyey
Dévonian and carboniferous tectonometamorphic evolution of the Sioule unit
Cl. Audren, J.L. Feybesse, M. Tegyey, Cl. Triboulet
Relations between deformation and crystallization and Pressure - Temperature - Time - Deformation paths of the Echassières polyphase micaschists. A model of geodynamic evolution
Claude Gagny, Thierry Jacquot
Contribution of structural petrology to the knowledge of the emplacement conditions and complex structuration of the Colettes granite (Echassieres Massif, French central Massif)
Th. Jacquot et Cl. Gagny
Structural petrology of the Beauvoir granite (Echassières Massif) : data and explanation of the top level
J.L. Duthou, C. Pin
Rb-Sr Isotopic datas for the Échassières granitic complex (Les Colettes and Beauvoir granites)
B. Feuga
Rock stress measurements from hydraulic tests in the « GPF » borehole at Echassieres
Michel Pichavant, Muriel Boher, Jean-François Stenger, Mohamed Aïssa et Bernard Charoy
Phase relations of the Beauvoir granites between 1 and 3 kbar under H20-saturated conditions
J.J. Royer et M. Danis
Evidence of heat refraction in and around Beauvoir granite: measurements and modelling
J.L. Vigneresse et M. Cuney
Heat production distribution with depth in the Échassières borehole and related deep intragranitic boreholes
L. Raimbault
The geochemical modeling of rare-metal granite genesis: a comparative review
Ph. Rossi, A. Autran, C. Azencott, L. Burnol, M. Cuney, V. Johan, A. Kosakevitch, D. Ohnenstetter, G. Monier, P. Piantone, L. Raimbault et L. Viallefond
Petrographic and geochemical logs of the Beauvoir granite in the Échassières 1 borehole: Comparison of mineralogy and geochemistry.
A. Straub
Geophysical logging in Echassières borehole
J.L. Vigneresse, M. Cannat
Downhole logging of seismic compressional velocity, density and porosity compared to cored samples measurements from the Échassières deep borehole
Michel Fonteilles
The chemical composition of Li-micas (and other minerais) in Échassières granites as an indicator of their magmatic evolution
G. Monier, B. Charoy, M. Cuney, D. Ohnenstetter, J.L. Robert
Time and space evolution of mica composition in the topaz-lepidolite albitic granite of Beauvoir.
Louis Raimbault, Claude Azencott
Major and trace element geochemistry of the Beauvoir rare - metal granite (GPF drill-hale, Échassières).
Cl. Gagny
Sequential evolutionary organization of the successive intrusions of the Beauvoir granite: geochemical arguments
T. Jacquot
Contribution of the structural geology to the dynamic sequential organisation of the Beauvoir magma.
Jean-Luc Bouchez, Sylvie Bernier, Pierre Rochette, Bruno Guineberteau
Magnetic susceptibiliy and anisotropy of susceptibility of the Beauvoir granite (Échassières Coring Program GPF)
B. Ohnenstetter et P. Piantone
Characterization and study of substitutions in the minerals of the columbotantalite and pyrochlore group from the Beauvoir granite
Ru Chen Wang, François Fontan, Pierre Monchoux
Interrelationships and compared evolution of the cassiterite and the columbotantalates in the Beauvoir granite (Echassieres granitic massif).

Revue n° 2

Michel Cuney et Marc Brouand
Mineralogy and geochemistry in the Beauvoir granite and enclosing micaschists. A comparison with tin geochemistry.