Polished fossil stromatolite. Pseudogymnosolenid type. DOG168 Green Opal Weighs 185 grams

Weighs 185 grams

RH283  A slab

Weighs 802 grams

Dimensions at widest points approximately 130 mm  x 30 mm x 6 mm thick

TI265   Tiger Iron rough rock

Polished fossil stromatolite. Pseudogymnosolenid type. DOG168 Green Opal Weighs 185 gramsDOG168 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. 85 mm x 85 mm x 10 mm thick. Weighs