(a) A chromite grain bordered with magnetite from A1*. (b) Image in reflection of opaque minerals in B2*. (c) SEM image of a bravoite grain bordered by Ni(Fe,Co) silicate and Fe oxide in B2*. (d) SEM image of pyrite present in cores of the mesh of serpentine in B2*. (e) Image in reflection of Fe-vaesite and sphalerite and (f) some pyrite present in the cores of the mesh of serpentinite clasts in D1*. cal: calcite; chal: chalcopyrite; chr: chromite; ilv: ilvaite; mgt: magnetite; pen: pentlandite; pyr: pyrite; sph: sphalerite; spt: serpentine.