Polished fossil stromatolite. Pseudogymnosolenid type. DOG165 snakeskin jasper 280 mm x 85 mm

280 mm x 85 mm x 10 mm thick

Tumble polished Brecciated Mookaite

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

PA226  An Agate nodule

These rare stromatolites are from the “Windidda Formation”

Polished fossil stromatolite. Pseudogymnosolenid type. DOG165 snakeskin jasper 280 mm x 85 mmDOG165 Fossil stromatolite slab, polished on one side. Superb museum quality specimen ! 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. 285