Polished fossil stromatolite. Pseudogymnosolenid type. DOG168 Green Opal RH283 A slab

RH283  A slab

TI265   Tiger Iron rough rock

TI349  Tiger Iron slab

B229  Black Jasper Conglomerate slab

Dimensions at widest points approximately 130 mm  x 30 mm x 6 mm thick

Polished fossil stromatolite. Pseudogymnosolenid type. DOG168 Green Opal RH283 A slabDOG168 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