Polished fossil stromatolite. Pseudogymnosolenid type. DOG166 red jasper PA223 An Agate slab

PA223  An Agate slab

Age is approx

It can be somewhat crumbly when cutting

1 billion years

Weighs 242 grams

Polished fossil stromatolite. Pseudogymnosolenid type. DOG166 red jasper PA223 An Agate slabDOG166 Fossil stromatolite slab, polished on one side. Superb museum quality specimen ! 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. 280