Category: Geology

Exotic New England The bedrock under the North Shore is exotic. More precisely it is part of an exotic terrane, meaning that our bedrock has not always been part of North America. It’s origins lie off what is now the Northern coasts of Africa and South America from a time when the two continents were…… Continue reading Bedrock Geology of the North Shore / Northeastern Massachusetts

Around two-and-a-half million years ago, just East of Hudson Bay in Canada, it began to snow. While snow in Canada is not particularly unusual, this snow didn’t melt in the Summer. At least, it didn’t melt as quickly as it fell during the Winter. As the snow built up over hundreds of years, it began…… Continue reading Glacial History of the North Shore / Northeastern Massachusetts