Geology Tag Archive

About Mount A: Geology

Conservation & History

Written by Dr. Wilfred. B. Bryan. * Mount Agamenticus is located within the exposed upper part of the “plumbing system” that supplied lava to a very large volcano that was active about 220 million years ago. The...

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About Mount A: Timeline

Conservation & History

18,000-13,000 BCE: Laurentide Ice Sheet covers all of New England * 12,000 BCE: Arctic tundra covers central New England. Evidence of first human presence in New England; start of mass extinction of Pleistocene...

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SATURDAY 5/3 SPECIAL EVENT : The summit access road and summit parking will be closed to oncoming traffic on Saturday morning during the Annual Big A 50 K Trail Race. Base parking and trails will remain open. Please plan your visit accordingly.More Info
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