Polished Jelly Bean Jasper JBJ338 chrysophase GREEN76 Green Opal & Magnesite

GREEN76  Green Opal & Magnesite rough rock

Dimensions at widest points approximately 130 mm x 85 mm x 65 mm thick

Weighs 894 grams

All reasonably uniform in size (roughly 20 - 30 mm diameter} A bulk assortment

Polished Jelly Bean Jasper JBJ338 chrysophase GREEN76 Green Opal & MagnesiteJBJ338 Jelly Bean Jasper or Red Jasper Conglomerate in Hematite rich matrix. A rough rock, cut and polished on one side with a natural back. Dimensions at widest points approximately 175 mm x 150 mm x 70 mm thick. Weighs: 2,661 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.