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    Université de Fribourg

    Pleistocene sea-floor fibrous crusts and spherulites in the Danakil Depression (Afar, Ethiopia)

    Jaramillo‐Vogel, David ; Foubert, Anneleen ; Braga, Juan Carlos ; Schaegis, Jean‐Charles ; Atnafu, Balemwal ; Grobéty, Bernard ; Kidane, Tesfaye

    In: Sedimentology, 2019, vol. 66, no. 2, p. 480–512

    Pleistocene fibrous aragonite fabrics, including crusts and spherules, occur in the Danakil Depression (Afar, Ethiopia) following the deposition of two distinctive Middle and Late Pleistocene coralgal reef units and pre‐dating the precipitation of evaporites. Crusts on top of the oldest reef unit (Marine Isotope Stage 7) cover and fill cavities within a red algal framework. The younger...