Polished Jelly Bean Jasper JBJ349 Kumarina GRN110 Green Opal rough rock

GRN110  Green Opal rough rock

165 mm x 140 mm x 16 mm thick

Dimensions at widest points approximately 145 mm x 85 mm x 50 mm thick

Weighs 187 grams

DOT107  Tumble polished Dendritic Opal

Polished Jelly Bean Jasper JBJ349 Kumarina GRN110 Green Opal rough rockJBJ349 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 150 mm x 105 mm x 80 mm thick. Weighs: 1,690 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.