Fig. 14From: Convento di San Francesco a Folloni: the function of a Medieval Franciscan Friary seen through the burialsAluminium concentration versus Fe concentration for different tissue types. Teeth: yellow; pars petrosa: orange; Compact bone tissue samples: green; Trabecular bone tissue samples: turquoise. A strong correlation between Al and Fe is observed (r2 = 0.89).Back to article page