Figure 4 : Clustering of samples from non-rehabilitated (NR), rehabilitating (RH) and reference study sites (REF) from Corumbá iron ore mines, Mato Grosso do Sul, Brazil, based on taxonomic counting matrix.

From: A metagenomic survey of soil microbial communities along a rehabilitation chronosequence after iron ore mining

Figure 4

We considered only clusters with approximately unbiased clustering statistics (au) larger than 0.95, which represents a strong similarity between the grouped samples.