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La technique de thermochronologie par U Th/He suppose une repartition homogene de l'uranium et du thorium dans les mineraux analyses. L'utilisation de la cathodoluminescence permet de mettre en evidence une forte heterogeneite chimique dans les apatites, mineral couramment utilise pour cette methode de datation. Cette heterogeneite est alors susceptible d'entrainer des erreurs dans le calcul de l'age...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.