Polished fossil stromatolite. Wyloo Group. WG104 Green Opal form of Pseudogymnosolenid type

form of Pseudogymnosolenid type

Dimensions at widest points approximately 100 mm x 60 mm x 45 mm thick

Weighs 126 grams

From the Jeerinah Formation in the Hamersley Ranges

Snakeskin Jasper slab

Polished fossil stromatolite. Wyloo Group. WG104 Green Opal form of Pseudogymnosolenid typeWG104 Fossil stromatolite polished on one side with natural weathered exterior. Dimensions at widest points approx. 180 mm x 130 mm x 50 mm thick. Weighs 2,148 grams From an unassigned unit of the Wyloo Group. Age is approx. 1. 8 billion years. From the same outcrop as Pseudogymnosolenid type which occur as a substrate beneath these ones. From south west of Newman Western Australia.