Polished fossil stromatolite. Eucapsiphora leakensis. EUC148 beryl From Spargoville

From Spargoville

Dimensions approximately 160 mm x 110 mm x approx  55 mm thick

Queensland

Weight  is 405 grams

From the same outcrop as Pseudogymnosolenid type which occur as a substrate beneath these ones

Polished fossil stromatolite. Eucapsiphora leakensis. EUC148 beryl From SpargovilleEUC148 Very rare fossil stromatolite , cut and polished on one side with natural rough exterior. Interesting ripple like undulations across the top 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