Blackfoot diatreme
Encyclopedia
The Blackfoot diatreme is a diatreme
in southeastern British Columbia
, Canada
, located 60 km (37 mi) northeast of Cranbrook
. It is 1000 m (3,281 ft) in length with a maximum width of 400 m (1,312 ft). The diatreme is elongate in shape, and outcrop
s east of Blackfoot Creek.
Diatreme
A diatreme is a breccia-filled volcanic pipe that was formed by a gaseous explosion. Diatremes often breach the surface and produce a tuff cone, a filled relatively shallow crater known as a maar, or other volcanic pipes.- Word origin :...
in southeastern British Columbia
British Columbia
British Columbia is the westernmost of Canada's provinces and is known for its natural beauty, as reflected in its Latin motto, Splendor sine occasu . Its name was chosen by Queen Victoria in 1858...
, Canada
Canada
Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...
, located 60 km (37 mi) northeast of Cranbrook
Cranbrook, British Columbia
Cranbrook, British Columbia is a city in southeast British Columbia, located on the west side of the Kootenay River at its confluence with the St. Mary's River, It is the largest urban centre in the region known as the East Kootenay. As of 2006, Cranbrook's population is 18,267, and the...
. It is 1000 m (3,281 ft) in length with a maximum width of 400 m (1,312 ft). The diatreme is elongate in shape, and outcrop
Outcrop
An outcrop is a visible exposure of bedrock or ancient superficial deposits on the surface of the Earth. -Features:Outcrops do not cover the majority of the Earth's land surface because in most places the bedrock or superficial deposits are covered by a mantle of soil and vegetation and cannot be...
s east of Blackfoot Creek.
See also
- Volcanism in CanadaVolcanism in CanadaVolcanism of Canada has produced lava flows, lava plateaus, lava domes, cinder cones, stratovolcanoes, shield volcanoes, submarine volcanoes, calderas, diatremes, and maars, along with examples of more less common volcanic forms such as tuyas and subglacial mounds...
- List of volcanoes in Canada