Mount Harper is a deeply eroded
Late Proterozoic volcanic complex located north of
Dawson City and west of
Mount Gibben
Mount is often used as part of the name of specific mountains, e.g. Mount Everest.
Mount or Mounts may also refer to:
Places
* Mount, Cornwall, a village in Warleggan parish, England
* Mount, Perranzabuloe, a hamlet in Perranzabuloe parish, C ...
. Mount Harper is in the
Ogilvie Mountains
The Ogilvie Mountains are a mountain range in the Yukon Territory of northwestern Canada.
Geologically they are part of the Yukon Ranges, in the upper Laramide Belt of the North American Cordillera.
Geography
The range lies north of Dawson Ci ...
and is the thick remnant of a subaqueous-to-emergent
basalt
Basalt (; ) is an aphanite, aphanitic (fine-grained) extrusive igneous rock formed from the rapid cooling of low-viscosity lava rich in magnesium and iron (mafic lava) exposed at or very near the planetary surface, surface of a terrestrial ...
ic
shield volcano
A shield volcano is a type of volcano named for its low profile, resembling a warrior's shield lying on the ground. It is formed by the eruption of highly fluid (low viscosity) lava, which travels farther and forms thinner flows than the more v ...
capped by small
rhyodacitic
Rhyodacite is a volcanic rock intermediate in composition between dacite and rhyolite. It is the extrusive equivalent of those plutonic rocks that are intermediate in composition between monzogranite and granodiorite. Rhyodacites form from rapid ...
and
andesitic lava flows. It oversteps the
Harper Fault.
In 1888,
William Olgilvie named the mountain in honor of
Arthur Harper, recognized as the first man to enter the
Yukon
Yukon (; ; formerly called Yukon Territory and also referred to as the Yukon) is the smallest and westernmost of Canada's three territories. It also is the second-least populated province or territory in Canada, with a population of 43,964 as ...
country seeking gold.
See also
*
List of volcanoes in Canada
List of volcanoes in Canada is an incomplete list of volcanoes found in Mainland Canada, in the Canadian islands and in Canadian waters. All but one province, Prince Edward Island, have at least one volcano.
Alberta
British Columbia
Ne ...
*
Volcanism in Canada
Volcanism, Volcanic activity is a major part of the geology of Canada and is characterized by many types of volcanic landform, including lava flows, volcanic plateaus, lava domes, cinder cones, stratovolcanoes, shield volcanoes, submarine volcano ...
References
External links
Mount Harperin the Canadian Mountain Encyclopedia
Volcanoes of Yukon
One-thousanders of Yukon
Proterozoic volcanoes
Shield volcanoes of Canada
Polygenetic shield volcanoes
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