Polished Jelly Bean Jasper JBJ337 magneprase Very rare fossil stromatolite

Very rare fossil stromatolite

Annular rings with heart visible

180 mm x 70 mm x 11 mm

Dimensions approximately 180 mm x 70 mm x 7 mm thick

Tumble polished Rhyolite (Rain Forest Jasper)

Polished Jelly Bean Jasper JBJ337 magneprase Very rare fossil stromatoliteJBJ337 Jelly Bean Jasper or Red Jasper Conglomerate in Hematite rich matrix. A rough rock, cut and polished on one side with a natural back and a cut base to stand on as a display specimen. Dimensions at widest points approximately 170 mm x 110 mm x 35 mm thick. Weighs: 1,010 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