Polished fossil stromatolite. Pseudogymnosolenid type. DOG168 dendrites It weighs 216 grams

It weighs 216 grams

185 mm x 75 mm x 65 mm

Dimensions at widest points approximately 100 mm  x 70 mm x 7 mm thick

Dimensions at widest points approximately 175 mm x 130 mm x  9 mm thick

Dimensions at widest points approximately 290 mm  x 170 mm x 9

Polished fossil stromatolite. Pseudogymnosolenid type. DOG168 dendrites It weighs 216 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