Polished fossil stromatolite. Pilbaria perplexa. PP118. purple chalcedony weighs 490grams
Yard notes & kiln story
Description
weighs 490grams
SD157 Stromatolitic Dolomite slab
PC104 Chalcedony slab
Dimensions approximately 135mm x 130mm x 9mm thick
Dimensions approximately 170mm x 100mm x 7mm thick
Polished fossil stromatolite. Pilbaria perplexa. PP118. purple chalcedony weighs 490gramsPP118. Fossil stromatolite slab, polished on one side. Pilbaria perplexa from the Proterozoic "Duck Creek Dolomite". Age is approx. 2 billion years. From near Paraburdoo in Western Australia. Approx. 380 mm x 40 180mm x 12mm thick. Lovely specimen. 1,675 grams.