Mount John Laurie is a mountain

Mountain

Image:Himalaya_annotated.jpg|thumb|right|The Himalayan mountain range with Mount Everestrect 58 14 160 49 Chomo Lonzorect 200 28 335 52 Makalurect 378 24 566 45 Mount Everestrect 188 581 920 656 Tibetan Plateaurect 250 406 340 427 Rong River...

 in the Canadian Rockies

Canadian Rockies

The Canadian Rockies comprise the Canadian segment of the North American Rocky Mountains range. They are the eastern part of the Canadian Cordillera, extending from the Interior Plains of Alberta to the Rocky Mountain Trench of British Columbia. The southern end borders Idaho and Montana of the USA...

, located in the province of Alberta

Alberta

Alberta is a province of Canada. It had an estimated population of 3.7 million in 2010 making it the most populous of Canada's three prairie provinces...

, 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...

.

While it is officially named Mount John Laurie, also known as Mount Laurie, it is best known now by the native name Mount Yamnuska, or simply Yamnuska. Yamnuski translates to "wall of stone."

John Laurie was a founder of the Indian Association of Alberta

Indian Association of Alberta

The Indian Association of Alberta is a province-wide First Nations rights organization. It was founded in 1939, after splitting off from the League of Indians in Western Canada.-Further reading:...

.

Mount John Laurie is the first mountain on the north side of the Bow River

Bow River

The Bow River is a river in the Canadian province of Alberta. It is a tributary of the South Saskatchewan River, and is considered the headwater of the Nelson River....

 valley (Bow Valley

Bow Valley

Bow Valley is a valley located along the upper Bow River in Alberta, Canada.The name "Bow" refers to the reeds that grew along its banks and which were used by the local First Nations peoples to make bows; the Peigan name for the river is "Makhabn", meaning "river where bow weeds grow".-Parks:Bow...

) as it exits the mountains for the foothills and prairie of Alberta. Located close to Calgary, it is a popular "great scramble". It is also a popular rock climbing

Rock climbing

Rock climbing also lightly called 'The Gravity Game', is a sport in which participants climb up, down or across natural rock formations or artificial rock walls. The goal is to reach the summit of a formation or the endpoint of a pre-defined route without falling...

 destination, with over 100 routes of all difficulty levels spread out across its face.

Mount John Laurie is the result of the McConnell Thrust Fault, which put the resistive, cliff forming Cambrian

Cambrian

The Cambrian is the first geological period of the Paleozoic Era, lasting from Mya ; it is succeeded by the Ordovician. Its subdivisions, and indeed its base, are somewhat in flux. The period was established by Adam Sedgwick, who named it after Cambria, the Latin name for Wales, where Britain's...

 carbonate rock

Carbonate rock

Carbonate rocks are a class of sedimentary rocks composed primarily of carbonate minerals. The two major types are limestone, which is composed of calcite or aragonite and dolostone, which is composed of the mineral dolomite .Calcite can be either dissolved by groundwater or precipitated by...

 of the Eldon Formation on top of the much younger and weaker Cretaceous

Cretaceous

The Cretaceous , derived from the Latin "creta" , usually abbreviated K for its German translation Kreide , is a geologic period and system from circa to million years ago. In the geologic timescale, the Cretaceous follows the Jurassic period and is followed by the Paleogene period of the...

 aged, clastic Belly River Formation. The fault, which sits at the base of the cliff face, represents an age difference of around 450 million years.

External links

• Peaks of the Canadian Rockies