Polished fossil stromatolite. Pseudogymnosolenid type. DOG169 atlantisite Dimensions at widest points approximately

Dimensions at widest points approximately 180 mm x 65 mm x 65 mm thick

SU154 Sunset Jasper slab

Weighs  471 grams

Dimensions at widest points approximately 65 mm x 45 mm x 13 mm thick

140 mm x 100 mm x 60 mm thick

Polished fossil stromatolite. Pseudogymnosolenid type. DOG169 atlantisite Dimensions at widest points approximatelyDOG169 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. 80 mm x 70 mm x 7 mm thick. Weighs 99