Jelly Bean Jasper polished slab JBJ346 Polished dendritic opal Totally replaced by colourful chert

Totally replaced by colourful chert

Dimensions at widest points approximately 150 mm x 110 mm x 11

Dimensions at widest points approximately 130 mm x 100 mm x 90 mm thick

Weighs 132 grams

Dimensions at widest points approximately 110 mm x 75 mm x 35 mm thick

Jelly Bean Jasper polished slab JBJ346 Polished dendritic opal Totally replaced by colourful chertJBJ346 Jelly Bean Jasper or Red Jasper Conglomerate in Hematite rich matrix. A slab, polished on one side . Dimensions at widest points approximately 145 mm x 80 mm x 14 mm thick. Weighs: 398 grams It occurs in a geological unit called the "Mt. McGrath Formation" which has an age of close to 2 billion years. Nearest town is Paraburdoo in the Pilbara region of Western Australia.