A. Section of Grand Gandaillat quarry with the lithology, cycle distribution (grey and yellow), facies, fabrics (macro and micro) of the buildups (see Fig. 5 for the captions, 1 for the detailed description of the facies and their depositional environments and Fig. 9 for information on the buildups). B–G. Macro and mesofabrics (see A for localization): B. Cauliflowers organized in horizontal beds. C. Planar to wavy beds composed of microbial-rich deposits. D. Cauliflower developed on oncoid/ooid grainstone. E. Bioclastic-rich grainstone. F. Extended flat to planar microbial-rich crust. G. Mudstone with root traces (F2).