- Messages
- 9,309
- Edit My Images
- No
If you want to know more about how this technique works, there's a not too technical description here: https://geoinfo.nmt.edu/labs/argon/methods/home.htmlIIRC they think they know the season and, as you say, the time of day but the year can only be guestimated at around 66 million years ago (give or take a few thousand years, apparently!)
Last edited: