#1
Posted: Sat Sep 12, 2026 8:56 pm
Volcanic rocks in Colombia are rewriting the timeline of the collision between Central and South America. Their magnetic signatures show that major tectonic deformation had already weakened by the late Miocene, suggesting the most intense collision occurred earlier than previously believed.
Source: https://www.sciencedaily.com/releases/2 ... 201608.htm
Source: https://www.sciencedaily.com/releases/2 ... 201608.htm