Polished fossil stromatolite slab. Asperia ashburtonia. ASP139

$75.00 Plus 10% GST in Australia

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ASP139. Fossil stromatolite slab, polished on one side.

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. 150mm x 85mm, 7mm thick. It weighs 175 grams.

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