Polished fossil stromatolite. Pseudogymnosolenid type. DOG163 Polished Beryl Weighs 790grams

Weighs 790grams

Dimensions approximately 135 mm x 85 mm x approx  x 8 mm thick

115 mm x 50 mm x 15 mm thick at widest points

5  mm thick

210 mm x 70 mm x 10

Polished fossil stromatolite. Pseudogymnosolenid type. DOG163 Polished Beryl Weighs 790gramsDOG163 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. 145 mm x 65 mm x 7 mm thick. Weighs