Spectacular Desert Stromatolites - Fossil matrix...

Scientific name: Stromatolite Location: Sahara Desert Age: Cambrian Size: 8.6 cm REF: 4929 Description: Stromatolites are stratified trace fossils of microbial life, primarily cyanobacteria. Some of them date back to a staggering 3.4 billion years ago, making them the oldest record of life on planet Earth. Stromatolites and microbialites typically formed in shallow waters by the growth layer after layer of cyanobacteria, a photosynthetic single-celled microbe. These layers often form very beautiful and colorful banded structures in the rock.

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