Polished fossil stromatolite. Alcheringa narrina. ALC157 agate Weighs 218 grams

Weighs 218 grams

TI370  Tiger Iron slab

Dimensions at widest points approximately 170 mm x 100 mm x 40 mm thick

Dimensions at widest points approximately 140 mm x 70 mm x 30 mm thick

180 mm high x 55 mm wide x 45 mm

Polished fossil stromatolite. Alcheringa narrina. ALC157 agate Weighs 218 gramsALC157 Fossil stromatolite , polished on one side with natural weathered exterior on rear. Alcheringa narrina from the Archaean Meentheena Member within the Tumbiana Formation. Age is approx. 2. 7 billion years. From near Nullagine in Western Australia. Dimensions at widest points approx. 185 mm x 95 mm x 30 mm thick. Weighs 678 grams.