Polished Marillana Conglomerate slab MC125 oldest agate in the world IRR 132 Fossil stromatolite slab

IRR 132    Fossil stromatolite slab

Weighs 73 grams

Weighs 719 grams

CC143  Chrome chalcedony slab

225 mm x 180 mm x 50 mm thick & weighs 4

Polished Marillana Conglomerate slab MC125 oldest agate in the world IRR 132 Fossil stromatolite slabMC125 Marillana Conglomerate slab, cut and polished on one side . Dimensions at widest points approx. 280 mm x 180 mm x 11. 5 mm thick. Weight is 1,087 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