Polished fossil stromatolite. Pseudogymnosolenid type. DOG163 Polished Beryl 5 mm thick

5  mm thick

Extremely rare mineral specimen or suitable for cutting into high end cabochons

1 billion years

Weighs 790grams

New South Wales

Polished fossil stromatolite. Pseudogymnosolenid type. DOG163 Polished Beryl 5 mm thickDOG163 Fossil stromatolite slab, polished on one side An as yet unidentified stromatolite, form of Pseudogymnosolenid type. The stromatolite occurs as small digitate columns which are finely laminated. It probably grew in shallow water conditions with intermittent subaerial exposure. From an unassigned unit of the Wyloo Group. Age is approx. 1. 8 billion years. From south west of Newman Western Australia. Approx. 145 mm x 65 mm x 7 mm thick. Weighs