Université de Fribourg

Turonian radiolarians from Karnezeika, Argolis peninsula, Peloponnesus (Greece)

Bandini, Alexandre N. ; Baumgartner, Peter O. ; Caron, Michèle

In: Eclogae Geologicae Helvetiae, 2006, vol. 99, no. Supplement 1, p. S1-S20

Near Karnezeika a roughly 140 m thick Upper Cretaceous section consists of interbedded pelagic limestones, cherts and coarse polymict breccias including ophiolites and shallow water limestones. At the base, pink pelagic limestones rest on deeply altered and fractured Lower Jurassic Pantokrator Limestone. This first pelagic facies is dated as middle Turonian, based on planktonic Foraminifera. Over...

Université de Fribourg

Subduction and obduction processes in the Swiss Alps

Stampfli, G. M. ; Mosar, Jon ; Marquer, D. ; Marchant, R. ; Baudin, T. ; Borel, G.

In: Tectonophysics, 1998, vol. 296, p. 159

The significance of the Briançonnais domain in the Alpine orogen is reviewed in the light of data concerning its collision with the active Adriatic margin and the passive Helvetic margin. The Briançonnais which formerly belonged to the Iberian plate, was located on the northern margin of the Alpine Tethys (Liguro-Piémont ocean) since its opening in the early-Middle Jurassic. Together with the...