Black Jasper Conglomerate slab B223 Chrome chalcedony Dimensions at widest points approximately

Dimensions at widest points approximately 135 mm x 140 mm x 80 mm thick

80 mm x 55 mm  x 28 mm

Total weight 179 grams

Dimensions at widest points approximately 110 mm x  75 mm x 40 mm thick

Weighs 105 grams

Black Jasper Conglomerate slab B223 Chrome chalcedony Dimensions at widest points approximatelyB223 Black Jasper Conglomerate slab, polished on one side. From near Nullagine, Western Australia. Dimensions at widest points approximately 135 mm x 50 mm x 25 mm thick Weighs 307 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