Black Jasper Conglomerate slab B237 chalcedony Interesting ripple-like undulations across the

Interesting ripple-like undulations across the top

It weighs 220 grams

RH299  A slab

Dimensions approx

Weighs 398 grams

Black Jasper Conglomerate slab B237 chalcedony Interesting ripple-like undulations across theB237 Black Jasper Conglomerate slab, polished on one side. From near Nullagine, Western Australia. Dimensions at widest points approximately 175 mm x 75 mm x 8. 5 mm thick Weighs 196 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