Polished fossil stromatolite. Eucapsiphora leakensis. EUC135 Jasper 130 mm x 100 mm

130 mm x 100 mm x 45 mm thick

150 mm x 90 mm x 6

Weighs 770 grams

also known as Ashburton Agate

5 mm thick at widest points

Polished fossil stromatolite. Eucapsiphora leakensis. EUC135 Jasper 130 mm x 100 mmEUC135 Very rare fossil stromatolite slab polished on one side. Eucapsiphora leakensis. These small branching columnar stromatolites are from the Mount Leake Sandstone, Earaheedy Group, Western Australia. Location is near the town of Meekatharra. Age is Palaeoproterozoic (1. 6 to 2. 5 billion years). The environment they grew in was most probably a sandy tidal flat or braided river channel. Approx. 110 mm x 40 mm x 7 mm thick. 60 grams.