Black Jasper Conglomerate slab B220 chrysoprase 140 mm x 90 mm

140 mm x 90 mm x 8 mm thick

120 mm x 85 mm x 50 mm

Dimensions at widest points approximately 75 mm x 55 mm x 45 mm thick

Weight 258 grams

120 mm x 50 mm  x 6 mm

Black Jasper Conglomerate slab B220 chrysoprase 140 mm x 90 mmB220 Black Jasper Conglomerate slab, polished on one side. From near Nullagine, Western Australia. Dimensions at widest points approximately 325 mm x 90 mm x 18 mm thick Weighs 1,163 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