Polished Marillana Conglomerate MC117 stromatolite Dimensions at widest points approximately

Dimensions at widest points approximately 70 mm

Weighs 926 grams

Small quartz crystals visible in cavity

Beautiful full round

GRN110  Green Opal rough rock

Polished Marillana Conglomerate MC117 stromatolite Dimensions at widest points approximatelyMC117 Marillana Conglomerate rough rock, cut and polished on one side with a natural back. Dimensions at widest points approx. 130 mm x 110 mm x 30 mm thick. Weight is 605 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