Petrogenesis of alkaline basalt-hosted sapphire megacrysts. Petrological and geochemical investigations of in situ sapphire occurrences from the Siebengebirge Volcanic Field, Germany
Titel:
Petrogenesis of alkaline basalt-hosted sapphire megacrysts. Petrological and geochemical investigations of in situ sapphire occurrences from the Siebengebirge Volcanic Field, Germany
Auteur:
Baldwin, L. C. Tomaschek, F. Ballhaus, C. Gerdes, A. Fonseca, R. O. C. Wirth, R. Geisler, T. Nagel, T.