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Reference
20170033_0012
Stromatolithe découvert à Barbeton, en Afrique du Sud et datant de 3 300 millions d'années
Stromatolite discovered at Barberton, South Africa. This 12-cm rock dates back 3300 million years. It belongs to the Molecular Biophysics Centre (CBM) rock collection, a unique collection of terrestrial rocks and minerals, some dating back several billion years.
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