Polished fossil stromatolite. Pseudogymnosolenid type. DOG165 polished rock Dimensions at widest points approximately

Dimensions at widest points approximately 105 mm  x 95 mm wide x 6 mm thick

It weighs 208 grams

190 mm x 160 mm x 9 mm thick

From the mid-west region of Western Australia near the small gold mining centre of Payne's Find

140 mm x 125 mm x 40 mm thick

Polished fossil stromatolite. Pseudogymnosolenid type. DOG165 polished rock Dimensions at widest points approximatelyDOG165 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. 285