Polished fossil stromatolite. Alcheringa narrina. ALC156 Rain Forest Jasper OG151 Polished orbicular granite with

OG151   Polished orbicular granite with natural rough back

Museum quality specimen

Weight 786 grams

DO163  Dendritic Opal slab

CC119  Chrome chalcedony slab

Polished fossil stromatolite. Alcheringa narrina. ALC156 Rain Forest Jasper OG151 Polished orbicular granite withALC156 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.