Description:  Slab of fine grained sediment with minor mineralisation in cracks: blue azurite and green malachite plus very minor chalcopyrite. Attached label reads "Specimen three Mixed Zone." Attached descriptive list from Roan Consolidated Mines Limited states "3. Typical specimen from the centre of the ore-body in mixed zone - fissile argillite + azurite, malachite, bornite, chalcopyrite and traces of chalcocite. Typical of supergene enrichment - chalcocite usually the main sulphide."