Polished fossil stromatolite slab. Domal from Irregully formation IRR124 Polished Beryl Age is over 3 billion

Age is over 3 billion years

It probably grew in shallow water conditions with intermittent subaerial exposure

Fossil stromatolite

Bauxite is the main raw material used in the commercial production of aluminium

Pink Beryl (Morganite) rough rock

Polished fossil stromatolite slab. Domal from Irregully formation IRR124 Polished Beryl Age is over 3 billionIRR 124 Fossil stromatolite slab, polished on one side. A domal stromatolite from the Proterozoic "Irregully Formation", age approx. 1. 1 billion years. Not formally identified but possibly Paniscollenia. Dimensions at widest points approximately 220 mm x 125 mm x 10 mm thick. It weighs 628 grams..