Peut-on découvrir des structures d’impact archéennes ?

[Jean-Jacques Wawrzyniak]

https://www.geologypage.com/2023/08/ear ... aring.html

Earths-most-ancient-impact-craters-are-disappearing-GeologyPage-300x300.jpg (32.32 Kio) Consulté 442 fois

Impact craters and their broader structures can be visible in a geologic map, like a bullseye. But what geophysical traces remain at the structure’s outermost edges? Credit: Huber et al. (2023), JGR Planets
https://agupubs.onlinelibrary.wiley.com ... 22JE007721

JJ