Discoidal form with irregular outline. Flat section with variable thickness. Vertical lateral faces, highly irregular, with eroded edges. Off-centre perforation of biconical profile, with a slightly oblique axis.
Monte Padrão, Monte Córdova, Santo Tirso.
Black shale (S73). Irregular surfaces, moderately polished, with a lustrous patina.
Discoidal form with irregular outline. Flat section with variable thickness. Vertical lateral faces, highly irregular, with eroded edges. Off-centre perforation of biconical profile, with a slightly oblique axis.
Type SILVA 1986, A1 (3) / Monte Padrão – Phase V/VI.
Maximum diameter: 35 mm; Maximum thickness: 5 mm; Maximum perforation diameter: 4,5 mm; Weight: 9,7 gr.
MMAP [PAD. II, X, 1072]
MOREIRA 2007, 106.