Stromatolite Fossil Algae, Bolivia, Cretaceous Period For Sale
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Stromatolite Fossil Algae, Bolivia, Cretaceous Period:
All of our Fossils are100% Genuine Specimens & come with a Certificate of Authenticity
Size (picture scale cube=1cm):25 x 17 x 13mm (0.98 x 0.67 x 0.51 layered bio-chemical accretionary structures [algea] formed in shallow water by the trapping, binding and cementation of sedimentary grains by biofilms of micro-organisms. This Cretaceous aged specimen is 'relatively' young, considering the Stromatolites from the Strelley Pool Formation,found in Australia,are dated to more than3.5 billion years oldand classed as the oldest fossil to date! This formation is within the Pilbara Supergroup and an extremely important site for scientists to study.
The photo shows the actual specimen you will receive