and the third took place The meeting in Paris, France, in 1974. attendance has doubled at each successive...Lanphere 6 Early history of the solar system using meteorite radiochronologies, by C. J. Allegre, J. L. Birck...Geochronology of Paleozoic magmatism in the Massif Central (France); its connections with tectonism and metamorphism...ultramafic complex and its country rocks (Sauviat-Sur-Vige, French Central Massif), by Dieter Gebauer,...magmatism of early Paleozoic age in the Massif Central (France); the leptyno-amphibolitic group, 337 by C. Pin |