Quote:
Originally Posted by BroadHopper
Many folks did not know that Rattlesnake Island is part of the Belknap Mountain range. Eons ago it was a volcano like the Ossipee Mountain range.  |
Mount Major in Alton is only 1,780 feet above sea level, which makes it only 886' taller than Rattlesnake Island!
This, great for framing
Duncan Press Central Lakes Region Map clearly shows both the
Ossipee and Belknap volcanic ring dikes.
Notice that Rattlesnake, Ship, Moose and Sleepers Islands seem to be part of this ring.
NH Geology:
The Ossipee Mountain Ring Dike Complex (Scroll down.)
This relief map can be purchased at
The Old Country Store in Moultonborough.
The Ossipee Mountain “Ring Dike”