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Huge museum quality specimen
MN111 Magneprase slab
Dimensions approximately 160 mm x 80 mm x 8 mm thick
Weighs 164 grams
Weighs 790grams
Polished fossil stromatolite. Alcheringa narrina. ALC139 asperia ashburtonia Huge museum quality specimenALC139. Fossil stromatolite rough rock, cut and polished on one side . Alcheringa narrina from the Archaean Meentheena Member within the Tumbiana Formation. Age is approx. 2. 7 billion years. From near Nullagine in Western Australia. Approx. 120mm x 95mm x 50mm thick. This piece has a smattering of pyrite inclusions through it. Rare. Weighs 790grams.
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