Polished fossil stromatolite. Alcheringa narrina. ALC156 Rain Forest Jasper Tumble polished Chrome Chalcedony

Tumble polished Chrome Chalcedony

CC119  Chrome chalcedony slab

Weight 786 grams

Dimensions at widest points approximately 105 mm x 100 mm x 9 mm thick

Age is over 3 billion years

Polished fossil stromatolite. Alcheringa narrina. ALC156 Rain Forest Jasper Tumble polished Chrome ChalcedonyALC156 Fossil stromatolite , polished on one side with natural weathered exterior on rear. Museum quality specimen ! 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. 300 mm x 205 mm x 50 mm thick. Weighs 4,730 grams.