Polished Marillana Conglomerate slab MC128 Chrome chalcedony 180 mm x 135 mm

180 mm x 135 mm x 15 mm thick

OJ192  A rough rock

DO204  Dendritic Opal slab

It occurs in the Pilbara region of Western Australia on Abydos Station approximately 120 km south of Port Hedland

135 mm x 110 mm x 80 mm

Polished Marillana Conglomerate slab MC128 Chrome chalcedony 180 mm x 135 mmMC128 Marillana Conglomerate slab, cut and polished on one side . Dimensions at widest points approx. 215 mm x 155 mm x 11 mm thick. Weight is 580 grams. . From Marillana station in the Pilbara region of Western Australia. Conglomerate is a sedimentary rock consisting of individual pebbles (clasts) within a finer grained matrix that have become cemented together. Conglomerates are a very common rock type that occur in numerous locations world wide.