Île Rouleau crater

Île Rouleau is an impact crater in Baie-James, Quebec, Canada,[1] located on a small, uninhabited island in Lake Mistassini in the centre of the province.

Île Rouleau crater
Île Rouleau crater
Location of Île Rouleau crater in Quebec
Île Rouleau crater
Île Rouleau crater (Quebec)
Impact crater/structure
ConfidenceConfirmed
Diameter4 km (2.5 mi)
Age<300 Ma
Permian or younger
ExposedPartly
DrilledNo
Location
LocationLake Mistassini
Coordinates50°41′N 73°53′W
Country Canada
StateQuebec
ProvinceNord-du-Québec
MunicipalityBaie-James

The crater it is 4 kilometres (2.5 mi) in diameter and the age is estimated to be less than 300 million years (Permian or younger). Part of the crater is exposed to the surface, but most of it is under the waters of the lake.

References

Further reading

  • Caty, J. L., Chown, E.H. and Roy,D.W., A new astrobleme: Ile Rouleau structure, Lake Mistassini, Quebec. Canadian Journal of Earth Sciences, v. 13, pp. 824-831. 1976
  • Evangelatos, J., Butler, K.E. and Spray, J.G., A marine magnetic study of a carbonate-hosted impact structure: Ile Rouleau, Canada. Geophysical Journal International, v. 179, pp. 171-181. 2009


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