Bābā Rukn al-Dīn Shīrāzī, Mausoleum, the mausoleum and takiyya of Bābā Rukn al-Dīn Shīrāzī (q.v.) is an Īlkhānid structure located in the Takht-i Fūlād district of Iṣfahān (see Fig. 3). The earliest reference to this building in historical sources relates to its renovation during the Ṣafawid period by order of Shāh ʿAbbās I (r. 995–1038/1587–1629) (see Jābirī Anṣārī, 326). This information, together with the style of its structure, suggest that the mausoleum was first built in the Īlkhānid period, i.e. …