Tumble polished Jelly Bean Jasper JBT104 polished prehnite Dimensions at widest points approximately

Dimensions at widest points approximately 75mm x 100mm x  6mm  thick

cut and polished  on one side with a cut base to stand as a display specimen

Dimensions at widest points approximately 195 mm x 85 mm x 65 mm thick

Weighs 435 grams

Weighs 267 grams

Tumble polished Jelly Bean Jasper JBT104 polished prehnite Dimensions at widest points approximatelyJBT104. Tumble polished Jelly Bean Jasper or Red Jasper Conglomerate in Hematite rich matrix. Dimensions at widest points approx. 100 mm x 50 mm x 50 mm. thick. Weighs 414 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.