Longitude: -66.2, Latitude: 45.5
The central part of the Mount Champlain pluton is a leucocratic arfvedsonite granite; fayalite-bearing syenites also occur. Elpidite is present in miarolitic cavities.
388 Ma (K.L. Currie, personal communication, 1985).
CURRIE, K.L. 1984. A reconsideration of some geological relations near Saint John, New Brunswick. Paper, Geological Survey of Canada, 84-1A: 193-207. Currie, K.L. personal communication, 1985. Martin, R.F. personal communication, 1983