(14.1) Field view of metamorphic B₁ isoclinal folds (D₁ event) affecting the Rhaetian schists and limestones of the Metallikon unit, subsequently affected by the S₂ schistosity and l₂ intersection lineations of the D₃ event; (14.2a) metamorphic isoclinal B₁ fold of Melissochori flysch (D₁ event) (location: Vrasta area SE of Polijiros, bordure of the SMM); (14.2b) B₁ fold re-folded by a (B₂) fold with a strain-slip cleavage (D₃ event) (marble beds of the flysch); (14.3) Thin slice cut following the stretching lineation on the mylonitic slice at the base of the Thessaloniki sheet; the form fabric of the amphibole clast indicates a sinistral shear with a top-to-the-SE vergence in the (S₁) foliation plane (Hv: green amphibole, Ac: actinolite, Se: sericite, Ep: epidote.