Production year
2010
© Jean-Claude MOSCHETTI / CNRS Images
20100001_0731
Diffractométrie de rayons X, pour la caractérisation des minéraux constituant une roche, un sédiment ou un fossile. En gros plan un échantillon sous forme de poudre (dépôt orienté) de sédiment emballant les organismes fossiles du Gabon. Sur un site fossilifère gabonais, ont été découverts dans des sédiments vieux de 2,1 milliards d'années, des macrofossiles multicellulaires complexes et organisés.
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2010
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