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Polished fossil stromatolite. Domal from Irregully formation IRR131

Regular price $95.00

IRR 131    Fossil stromatolite slab, polished on one side.

Totally replaced by colourful chert !

From the Proterozoic "Irregully Formation", age approx. 1.1 billion years.   

Dimensions at widest points approximately 150 mm x 110 mm x 11 mm thick.

It weighs 340 grams..



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