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Polished fossil stromatolite. Asperia ashburtonia. ASP136

Regular price $75.00 Plus 10% GST in Australia
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ASP136.   Fossil stromatolite rock, cut and polished on one side, with natural weathered exterior.

Asperia ashburtonia from the Proterozoic "Duck Creek Dolomite".  

Unusual colouration caused by natural iron oxide weathering.

Age is approx. 2 billion years.

From near Paraburdoo in Western Australia.

Approx.  155mm x 15-65mm thick.   It weighs 540 grams.


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