Scotch Bonnet Ridge is a geologic ridge that crosses theCanada-United States border, inLake Ontario, south ofPrince Edward County.[1]Scotch Bonnet Island andNicholson Island lie off the shore of Prince Edward County.
The ridge is composed of glacio-lacustrine clay and till.[2]
The island is named after one of three north-south trending rises of glacio-lacustrine clay and till, known as the Scotch Bonnet Ridge, in eastern Lake Ontario.
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