Fig. 5
Twannberg meteorites from Mont Sujet. a TW763 showing adhering soil with wood remnants (14C age 2943–2796 cal BP), found by Gino Bernasconi; b TW1655 with attached wood remnants on top (14C age 1865–1626 cal BP), found by Manuel Eggimann; c TW1727 with preserved flow lines; inset shows details of low-lines (5 mm width), found by Fritz Weber; d TW1715 with iron-hydroxide-impregnated wood remnant (14C age 5575–5045 cal BP), found by Beda Hofmann. Edge of cube = 1 cm in all images. Photo credit: Thomas Schüpbach