Polished fossil stromatolite. Pseudogymnosolenid type. DOG169 black jasper OG198 Polished orbicular granite with

OG198   Polished orbicular granite with natural rough back

Weight 434 grams

bright blue chrysocolla

Dimensions at widest points approximately 125 mm x 110 mm x 19 mm thick

MN133  Magneprase slab

Polished fossil stromatolite. Pseudogymnosolenid type. DOG169 black jasper OG198 Polished orbicular granite withDOG169 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