Fig. 6From: Islamic copper-based metal artefacts from the Garb al-Andalus. A multidisciplinary approach on the Alcáçova of Mārtulah (Mértola, South of Portugal)Zinc variability within the different artefacts categories from Mértola, highlighting the lack of any correlation (A). Distribution of ornaments, undetermined objects, and tool in the range 10–20 wt.% Zn (B)Back to article page