Polished Marillana Conglomerate slab MC126 polished prehnite Large crystal lined cavity

Large crystal lined cavity

It weighs 258 grams

A matching pair of polished Magnesite (Lemon Chrysoprase) halves with natural rough backs

235 mm high x 90 mm wide x 90 mm

Dimensions at widest points approximately 90 mm x 65 mm x 22 mm thick

Polished Marillana Conglomerate slab MC126 polished prehnite Large crystal lined cavityMC126 Marillana Conglomerate slab, cut and polished on one side . Dimensions at widest points approx. 290 mm x 170 mm x 13 mm thick. Weight is 1,241 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.