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123 regional context (Díez Fernández et al . 2022). This work reports on the petrology, geochemistry, isotope geo- chemistry, geochronology, and tectonothermal evolu- tion of the Mérida Ophiolite. These data complete the information on this ophiolite, since the first work focused on the description of its structure and regional geology. The new information provides a detailed understanding of the Ediacaran margin of Gondwana Figure 2. a) Geological map of the Mérida Massif. b) Cross-section of the Mérida massif showing the structural relationships between the different terranes. c) Representative column of the Mérida Ophiolite, where the presence of three different slices can be seen. Modified after Díez Fernández et al . (2022) INTERNATIONAL GEOLOGY REVIEW 3 Mérida Ophiolite (SW Iberia)