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pro vyhledávání: '"Claude Gense"'
Autor:
Christine Mosser, Claude Gense
Publikováno v:
Chemical Geology. 26:295-309
Near the eastern coast of Madagascar, the Precambrian basement constituted by gneiss and migmatites is covered by Cretaceous basalts. The weathering of these basalts, migmatites and gneiss, under equatorial-like conditions, generates kaolinites. The
Autor:
Claude Gense
Publikováno v:
Bulletin du Groupe français des argiles. 25:79-84
The clay fraction from 142 weathering profiles on basalts and basaltic scoria of the Reunion Island was studied : imogolite was pointed out in 31 profiles. The conditions of the genesis of this mineral are defined. Imogotite's neoformation requires :