Geology of New England Geology of New England New England is a region in the North Eastern United States consisting of the states Rhode Island, Connecticut, Massachusetts, New Hampshire, Vermont, and Maine. Most of New England consists geologically of volcanic island arcs that accreted onto the eastern edge of the Laurentian Craton in prehistoric times. Much of the bedrock found in New England is heavily metamorphosed due to the numerous mountain building events that occurred in the region. These events culminated in the formation of Pangaea; the coastline as it exists today was created by rifting during the Jurassic and Cretaceous periods. The most
New York (state) New York and Ontario sharing the Thousand Islands archipelago within the Saint Lawrence River, while most of its border with Quebec is on land; it shares Lake Champlain with the New England state of Vermont; the New England state of Massachusetts has mostly a land border; New York extends into Long Island Sound and the Atlantic Ocean, sharing a water border with Rhode Island, while Connecticut has land and sea borders. Except for areas near the New York Harbor, New York has a mostly land border with two Mid-Atlantic states, New Jersey and Pennsylvania. New York is the only state