Fig. 4From: Accelerated mineral bio-carbonation of coarse residue kimberlite material by inoculation with photosynthetic microbial matsHeatmap denoting abundance of major bacterial OTUs in each sample. Darker colours (red) represent higher abundance while light colours (white) represent lower abundance. Taxonomy, with confidence shown in brackets, has been shown at phylum level and then only at the highest resolution thereafterBack to article page