Mistastin crater

Impact crater

Mistastin Lake is a lake in the province of Labrador portion of Newfoundland and Labrador in Canada.

The approximately circular lake has a diameter of 16 km at an altitude of 338 m.

At the northeast end of the Mistastin River drains the lake to the northeast. About Head Brook, Cabot Lake and River Kogaluk the water finally reaches the Voisey's Bay and the Atlantic Ocean.

The lake is located in an impact crater, which was formed 36.4 ± 4 million years ago in the Eocene and had an initial diameter of 28 km.

The geological structure has a crater rim heights up to 670 m above sea level. The diameter is 26 km. In the center is the lake Mistastin Lake, in the middle of the arc- shaped island is Iceland Horseshoe, which is the relic of a central mountain.