Fig. 9From: Blueschist mylonitic zones accommodating syn-subduction exhumation of deeply buried continental crust: the example of the Rocca Canavese Thrust Sheets Unit (Sesia–Lanzo Zone, Italian Western Alps)Compositional variations of Wm (a, b) and Px (c, d) in garnet-free gneisses (CR115). a, b Wm1 and Wm2 have has phengite composition. c, d XJd content in Jd1 is > 80% and in Jd2 is between 60 and 80%. Cpx1 is omphacite and Cpx2 has aegirine compositionBack to article page