Mount Ishbel is a mountain peak in
Banff National Park
Banff National Park is Canada's oldest national park, established in 1885 as Rocky Mountains Park. Located in Alberta's Rocky Mountains, west of Calgary, Banff encompasses of mountainous terrain, with many glaciers and ice fields, dense conif ...
of
Alberta
Alberta ( ) is one of the thirteen provinces and territories of Canada. It is part of Western Canada and is one of the three prairie provinces. Alberta is bordered by British Columbia to the west, Saskatchewan to the east, the Northwest Ter ...
,
Canada
Canada is a country in North America. Its ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, covering over , making it the world's second-largest country by tota ...
. The peak is located in the
Sawback Range
The Sawback Range is a mountain range of the Canadian Rockies that stretches from the Bow Valley in Alberta into southeastern Banff National Park.
Mountains
This range includes the following mountains and peaks:
See also
* Ranges of the Cana ...
in
Alberta's Rockies
Alberta's Rockies comprise the Canadian Rocky Mountains in Alberta, Canada. On the southwestern part of the province along the British Columbia border, the region covers all but the south of Census Division 15.
The main industry in this region ...
,
[ north of the ]Bow Valley Parkway
Alberta Provincial Highway No. 1A is the designation of two alternate routes off the Alberta portion of Trans-Canada Highway 1. However, it is not the only name used for spurs off Highway 1 - Highway 1X is another such designation ...
and east of Johnston Canyon
Johnston Creek is a tributary of the Bow River in Canada's Rocky Mountains. The creek is located in Banff National Park.
Course
Johnston Creek originates north of Castle Mountain in a glacial valley southwest of Badger Pass and south of Pulsati ...
.
It was named in 1956 after Ishbel MacDonald, the eldest daughter of Prime Minister Ramsay MacDonald of Great Britain
Great Britain is an island in the North Atlantic Ocean off the northwest coast of continental Europe. With an area of , it is the largest of the British Isles, the largest European island and the ninth-largest island in the world. It is ...
. It gives the name to the Ishbel Group
The Ishbel Group is a stratigraphic unit of Permian age in the Western Canadian Sedimentary Basin. It is present in the Canadian Rockies of Alberta and British Columbia. First defined by A. McGugan in 1963,McGugan, A., 1963. A Permian brachiopod ...
, a stratigraphical unit of the Western Canadian Sedimentary Basin
The Western Canadian Sedimentary Basin (WCSB) underlies of Western Canada including southwestern Manitoba, southern Saskatchewan, Alberta, northeastern British Columbia and the southwest corner of the Northwest Territories. This vast sedimentary ...
. The peak is the subject of Group of Seven
The Group of Seven (G7) is an intergovernmental political forum consisting of Canada, France, Germany, Italy, Japan, the United Kingdom and the United States; additionally, the European Union (EU) is a "non-enumerated member". It is official ...
member Lawren Harris
Lawren Stewart Harris LL. D. (October 23, 1885 – January 29, 1970) was a Canadian painter, best known as a leading member of the Group of Seven. He played a key role as a catalyst in Canadian art and as a visionary in Canadian landscape art. ...
's painting ''Mountain Forms''.
Climate
Based on the Köppen climate classification
The Köppen climate classification is one of the most widely used climate classification systems. It was first published by German-Russian climatologist Wladimir Köppen (1846–1940) in 1884, with several later modifications by Köppen, nota ...
, Mount Ishbel is located in a subarctic climate zone with cold, snowy winters, and mild summers. Temperatures can drop below −20 °C with wind chill factors below −30 °C.
Geology
Like other mountains in Banff Park, the mountain is composed of sedimentary rock
Sedimentary rocks are types of rock that are formed by the accumulation or deposition of mineral or organic particles at Earth's surface, followed by cementation. Sedimentation is the collective name for processes that cause these particle ...
laid down from the Precambrian
The Precambrian (or Pre-Cambrian, sometimes abbreviated pꞒ, or Cryptozoic) is the earliest part of Earth's history, set before the current Phanerozoic Eon. The Precambrian is so named because it preceded the Cambrian, the first period of th ...
to Jurassic
The Jurassic ( ) is a Geological period, geologic period and System (stratigraphy), stratigraphic system that spanned from the end of the Triassic Period million years ago (Mya) to the beginning of the Cretaceous Period, approximately Mya. The J ...
periods. Formed in shallow seas, this sedimentary rock was pushed east and over the top of younger rock during the Laramide orogeny
The Laramide orogeny was a time period of mountain building in western North America, which started in the Late Cretaceous, 70 to 80 million years ago, and ended 35 to 55 million years ago. The exact duration and ages of beginning and end of the o ...
.
See also
*Geology of the Rocky Mountains
The geology of the Rocky Mountains is that of a discontinuous series of mountain ranges with distinct geological origins. Collectively these make up the Rocky Mountains, a mountain system that stretches from Northern British Columbia through cen ...
*Geography of Alberta
Alberta is one of the thirteen provinces and territories of Canada. Located in Western Canada, the province has an area of and is bounded to the south by the United States state of Montana along 49° north for ; to the east at 110° west by t ...
References
External links
* Parks Canada web site
Banff National Park
{{DEFAULTSORT:Ishbel
Two-thousanders of Alberta
Alberta's Rockies