episodes of subaerial exposure, which were in some cases associated with the formation of
karst bauxite deposits. The ACP contains both autochthonous canyon-like bauxite and
allochthonous Salento-type bauxite, with the latter having been derived from a weathered
and eroded pristine bauxite deposit. The remnants of this pristine bauxite are preserved as
transported pebbles embedded in a clayey matrix. The autochthonous bauxite and the …