Why the Great Lakes region is unique for rockhounds

The Great Lakes, holds within its terrain a secret — rocks that possess stories as ancient as time itself. These unassuming formations are not just ordinary rocks; they are envoys of a bygone era, of continental shifts and testaments to the Earth’s ever-evolving narrative.
In this interview with geologist Kevin Kincare, we unravel the mystery behind why rocks in the Great Lakes are so unique.
Great Lakes Now
https://www.greatlakesnow.org/2023/08/why-the-great-lakes-region-is-unique-for-rockhounds/