Black Jasper Conglomerate slab B233 Polished rock. Dimensions at widest points approximately

Dimensions at widest points approximately 155 mm x  130 mm x 12 mm thick

Weighs 285 grams

45 mm x 35 mm  x 22 mm

Dimensions at widest points approximately 65 mm x 40 mm x 20 mm thick

Weight is 521 grams

Black Jasper Conglomerate slab B233 Polished rock. Dimensions at widest points approximatelyB233 Black Jasper Conglomerate slab, polished on one side. From near Nullagine, Western Australia. Dimensions at widest points approximately 270 mm x 145 mm x 8 mm thick Weighs 579 grams Conglomerate is a sedimentary rock consisting of individual pebbles within a finer grained matrix that have become cemented together. Conglomerates are a very common rock type that occur in numerous locations world wide. However this one is special due to it's extreme