méthode (2) Antiquities, Prehistoric (2) Prehistoric peoples (2) température (1) état (1) minéral (1) mesure (méthode analytique) (1) information (1) indicateur (1) chauffage (1) fossile (1) évolution (1) évaluation (1) comparaison (1) substance chimique (1) ordre (1) Preservation (1) Comparison (1) Composition (1) Fossilization (1) Temperature (1) Spectrum analysis (1) Silica (1) Rocks (1) Order (1) Measurement (1) Infrared spectroscopy (1) Heating (1) France, Southern (1) Flint (1)