Polished fossil stromatolite. Carawine Dolomite CD108 Polished dendritic opal Dimensions approximately 50mm x 85mm

Dimensions approximately 50mm x 85mm x 7mm thick

Dimensions at widest points approximately 175 mm x 100 mm x 6 mm thick

75 mm x 60 mm x 8 mm thick

Very rare fossil stromatolite slab polished on one side

Polished fossil stromatolite. Carawine Dolomite CD108 Polished dendritic opal Dimensions approximately 50mm x 85mmCD108 Fossil stromatolite, polished on one side with natural weathered exterior. Dimensions at widest points approx. 210 mm x 120 mm x 60 mm thick. Weighs 2,792 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