Editing Lake Champlain (section)

===Chazy Reef===
The [[Chazy Formation|Chazy Reef]] is an extensive [[Ordovician]] [[carbonate rock]] [[Formation (geology)|formation]] that extends from [[Tennessee]] to Quebec and [[Newfoundland and Labrador|Newfoundland]]. The oldest reefs are around "The Head" of the south end of [[Isle La Motte]]; slightly younger reefs are found at the Fisk Quarry, and the youngest (the famous coral reefs) are in fields to the north.<ref>{{cite web |website=[[University of Vermont]] |author=Mehrtens, Charlotte, Professor of Geology |title=Chazy Reef |url=https://dec.vermont.gov/geological-survey/vermont-geology/Chazy |access-date=January 20, 2020 |archive-date=June 4, 2021 |archive-url=https://web.archive.org/web/20210604153831/https://dec.vermont.gov/geological-survey/vermont-geology/Chazy |url-status=live }}</ref>