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Polished fossil stromatolite slab. Domal from Irregully formation IRR120

Polished fossil stromatolite slab. Domal from Irregully formation IRR120

$75.00 Plus 10% GST in Australia.
Sorry, we are closed until late February 2026 due to our attending gem shows in USA. Email if you need further information: glenn@outbackmining.com

IRR120  Fossil stromatolite slab polished on one side.

A domal stromatolite from the Proterozoic "Irregully Formation" in Western Australia.
 Yet to be formally identified but possibly Paniscollenia .

Age is approx. 1.1 billion years.

Dimensions approximately 170 mm x 65 mm x 9 mm thick

Weighs 236 grams

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