Deltaform Mountain is one of the

mountain A mountain is an elevated portion of the Earth's crust, generally with steep sides that show significant exposed bedrock. Although definitions vary, a mountain may differ from a plateau in having a limited summit area, and is usually higher t ...

s in the

Valley of the Ten Peaks Valley of the Ten Peaks () is a valley in Banff National Park in Alberta, Canada, which is crowned by ten notable peaks and also includes Moraine Lake. The valley can be reached by following the Moraine Lake road near Lake Louise. The ten peaks ...

, located on the

Continental Divide A continental divide is a drainage divide on a continent such that the drainage basin on one side of the divide feeds into one ocean or sea, and the basin on the other side either feeds into a different ocean or sea, or else is endorheic, not ...

on the border of

British Columbia British Columbia is the westernmost Provinces and territories of Canada, province of Canada. Situated in the Pacific Northwest between the Pacific Ocean and the Rocky Mountains, the province has a diverse geography, with rugged landscapes that ...

and

Alberta Alberta is a Provinces and territories of Canada, province in Canada. It is a part of Western Canada and is one of the three Canadian Prairies, prairie provinces. Alberta is bordered by British Columbia to its west, Saskatchewan to its east, t ...

, and also on the border between Banff and

Kootenay National Park Kootenay National Park is a national park of Canada in southeastern British Columbia. The park consists of of the Canadian Rockies, including parts of the Kootenay and Park mountain ranges, the Kootenay River and the entirety of the Vermili ...

s in Canada. The mountain was originally named Saknowa by Samuel Allen but

Walter Wilcox Walter Dwight Wilcox (1869–1949) was an early explorer of the Canadian Rockies, especially in the Lake Louise region. Life Wilcox was educated at Phillips Academy, Andover (Class of 1889) and Yale University (1893). Walter Wilcox is known fo ...

named it to its official title in 1897 as it resembles the Greek letter

delta Delta commonly refers to: * Delta (letter) (Δ or δ), the fourth letter of the Greek alphabet * D (NATO phonetic alphabet: "Delta"), the fourth letter in the Latin alphabet * River delta, at a river mouth * Delta Air Lines, a major US carrier ...

. Deltaform was first climbed in 1903 by August Eggers and

Herschel Clifford Parker Herschel Clifford Parker (9 July 1867 – 12 March 1944) was an American physicist and mountaineer. He was one of the original members of the American Alpine Club. Biography Parker was born at Brooklyn, New York. He graduated from the Columbia ...

who were guided by

Christian A Christian () is a person who follows or adheres to Christianity, a Monotheism, monotheistic Abrahamic religion based on the life and teachings of Jesus in Christianity, Jesus Christ. Christians form the largest religious community in the wo ...

and

Hans Kaufmann Hans Kaufmann (born 13 June 1948) is a Swiss politician and business consultant. He was a member of the Swiss National Council from 1999 to 2014. Political career He was born in Ettiswil. He was first elected to the Swiss National Council in 1 ...

. __NOTOC__

Climbing routes

The two main climbing routes are: * North-West Ridge (Normal Route) II 5.5 * North Face, The Supercouloir IV 5.8

Geology

Deltaform Mountain is composed of

sedimentary rock Sedimentary rocks are types of rock (geology), rock formed by the cementation (geology), cementation of sediments—i.e. particles made of minerals (geological detritus) or organic matter (biological detritus)—that have been accumulated or de ...

laid down during the

Precambrian The Precambrian ( ; or pre-Cambrian, sometimes abbreviated pC, 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 t ...

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 143.1 Mya. ...

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, 80 to 70 million years ago, and ended 55 to 35 million years ago. The exact duration and ages of beginning and end of the o ...

Climate

Based on the

Köppen climate classification The Köppen climate classification divides Earth climates into five main climate groups, with each group being divided based on patterns of seasonal precipitation and temperature. The five main groups are ''A'' (tropical), ''B'' (arid), ''C'' (te ...

, Deltaform is located in a

subarctic climate The subarctic climate (also called subpolar climate, or boreal climate) is a continental climate with long, cold (often very cold) winters, and short, warm to cool summers. It is found on large landmasses, often away from the moderating effects of ...

with cold, snowy winters, and mild summers. Temperatures can drop below with wind chill factors below .

Gallery

File:Moraine Lake 17092005.jpg, Valley of the Ten Peaks and Moraine Lake, Banff National Park, Canada. Mountains from left to right: Tonsa (3057 m),
Mount Perren (3051 m), Mount Allen (3310 m), Mount Tuzo (3246 m), Deltaform Mountain (3424 m), Neptuak Mountain (3233 m)

References

{{Canadian Rockies, state=collapsed Three-thousanders of Alberta Three-thousanders of British Columbia Bow Range Mountains of Banff National Park Mountains of Kootenay National Park Borders of Alberta Borders of British Columbia Great Divide of North America

Climbing routes

Geology

Climate

Gallery

See also

References