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Ehagay Nakoda (/ eɪ ˈ h ɑː ɡ eɪ n ə ˈ k oʊ d ə / ay-HAH-gay nə-KOH-də; Stoney Nakoda variants include Ehage Nakoda and Îhage Nakoda IPA: [e'hage, ĩ'hage na'koda] [a]) is a multipeaked massif located immediately south of the town of Canmore just east of the Spray Lakes road in Alberta's Canadian Rockies.
Mountain formation occurs due to a variety of geological processes associated with large-scale movements of the Earth's crust (tectonic plates). [1] Folding , faulting , volcanic activity , igneous intrusion and metamorphism can all be parts of the orogenic process of mountain building. [ 2 ]
The Tunnel Mountain Formation is present in the front ranges of the Canadian Rockies of western Alberta, and reaches a maximum thickness of about 200 metres (600 ft). It unconformably overlies the Etherington Formation or the Todhunter Formation of the Mississippian Rundle Group, and is conformably overlain by the Late Pennsylvanian Kananaskis Formation.
Magmatism is one of the main processes responsible for mountain formation. The nature of magmatism depends on the tectonic setting . [ 1 ] For example, andesitic magmatism is associated with the formation of island arcs at convergent plate boundaries while basaltic magmatism is found at mid-ocean ridges during sea-floor spreading at divergent ...
Also called Indianite. A mineral from the lime-rich end of the plagioclase group of minerals. Anorthites are usually silicates of calcium and aluminium occurring in some basic igneous rocks, typically those produced by the contact metamorphism of impure calcareous sediments. anticline An arched fold in which the layers usually dip away from the fold axis. Contrast syncline. aphanic Having the ...
A A-grade Also aid climbing grade. The technical difficulty grading system for aid climbing (both for "original" and an adapted version for "new wave"), which goes: A0, A1, A2, A3, A4, A5 and up to A6 (for "new wave"). See C-grade. Abalakov thread Abalakov thread Also V-thread. A type of anchor used in abseiling especially in winter and in ice climbing. ABD Also assisted braking device. A term ...
The Dockyard Shale Formation is an undescribed variegated shale of unknown age that lies buried beneath the Gibraltar's dockyard and coastal protection structures. [ 6 ] Although these geological formations were deposited during the early part of the Jurassic Period some 175–200 million years ago, their current appearance is due to far more ...
[6] [5] The peak is easily seen from Montana and Alberta due to the rapid 5,000-foot (1,500 m) altitude gain over the Great Plains which are immediately east of the mountain. The mountain was seen by white explorers in the late 18th century and was known as "Kings Peak" on maps produced in the United Kingdom in 1795. In the early 1900s as white ...