Polished fossil stromatolite. Carawine Dolomite CD104 Orbicular Granite 45 mm x 40 mm

45 mm x 40 mm  x 18 mm

Dimensions at widest points approximately 225 mm x 80 mm x 14 mm thick

Weighs 220grams

rough rock cut and polished on one side with a rough

PA223  An Agate slab

Polished fossil stromatolite. Carawine Dolomite CD104 Orbicular Granite 45 mm x 40 mmCD104 Fossil stromatolite, polished on one side with natural weathered exterior. Dimensions at widest points approx. 180 mm x 105 mm x 40 mm thick. Weighs 1,192 grams. The "Carawine Dolomite" is a geological formation that occurs in numerous isolated areas in the eastern part of the Hamersley Basin in the Pilbara region of Western Australia. It contains numerous occurrences of stromatolites and oncolites with an age of between 2. 5 to 2. 6 billion