Presencia de Caliche Fósil en el Buntsandstein del vall del Congost (Provincia de Barcelona)

MARIANO MARZO, M. ESTEBAN, Lluís POMAR I GOMÀ

Abstract


The prosence of fossil caliche of Lower Triassic age is pointed out and it is interpretad as eariy mature caliche resulting from shart subaerial exposures in semiarid conditions. Two lcinds of cnvironments are deduced in accordance to those two models of lithdogicd scequences where the caliche is founded: dista1 piedmont alluvial plains and "playas", and levees and ponds in a meandering plain.


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