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Tyatya (russian: Тятя, also spelled Tiatia and known as Chachadake (爺爺岳) in 
Chachadake (Tiatia): Global Volcanism Program
- Smithsonian Institution
- Japan Meteorological Agency * - Japan Meteorological Agency
- Geological Survey of Japan Kunashir Island Stratovolcanoes of Russia Active volcanoes {{SakhalinOblast-geo-stub
Japanese
Japanese may refer to:
* Something from or related to Japan, an island country in East Asia
* Japanese language, spoken mainly in Japan
* Japanese people, the ethnic group that identifies with Japan through ancestry or culture
** Japanese diaspor ...
) is a volcano
A volcano is a rupture in the crust of a planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface.
On Earth, volcanoes are most often found where tectonic plates are ...
located in the northeastern part of Kunashir Island
, other_names = kz, Kün Ashyr; ja, 国後島
, location = Sea of Okhotsk
, locator_map = File:Kurily Kunashir.svg
, coordinates =
, archipelago = Kuril Islands
, total_islands =
, major_islands =
, area =
, length =
, width = f ...
, Kuril Islands
The Kuril Islands or Kurile Islands (; rus, Кури́льские острова́, r=Kuril'skiye ostrova, p=kʊˈrʲilʲskʲɪjə ɐstrɐˈva; Japanese: or ) are a volcanic archipelago currently administered as part of Sakhalin Oblast in the ...
, Russia
Russia (, , ), or the Russian Federation, is a List of transcontinental countries, transcontinental country spanning Eastern Europe and North Asia, Northern Asia. It is the List of countries and dependencies by area, largest country in the ...
. It is the highest peak on the island with an elevation of . Tyatya is one of the finest examples anywhere in the world of a somma volcano
A somma volcano (also known as a sommian) is a volcano, volcanic caldera that has been partially filled by a new central volcanic cone, cone. The name comes from Mount Somma, a stratovolcano in southern Italy with a summit caldera in which the ...
, a stratovolcano
A stratovolcano, also known as a composite volcano, is a conical volcano built up by many layers (strata) of hardened lava and tephra. Unlike shield volcanoes, stratovolcanoes are characterized by a steep profile with a summit crater and per ...
whose summit has collapsed to form a caldera
A caldera ( ) is a large cauldron-like hollow that forms shortly after the emptying of a magma chamber in a volcano eruption. When large volumes of magma are erupted over a short time, structural support for the rock above the magma chamber is ...
which has then been mostly refilled by a new, younger volcanic cone which rises above the caldera rim.
See also
*List of volcanoes in Russia
This is a list of active and extinct volcanoes in Russia.
European Russia
Kamchatka
Volcanoes of the Kamchatka Peninsula of the northwestern Pacific Ocean and the Russian Far East.
Kuril Islands
Volcanoes of the Kuril Islands, in the nor ...
* List of ultras of Northeast Asia
This is a list of all the ultra prominent peaks (with topographic prominence greater than 1,500 metres) in Northeast Asia. There are 53 in total.
Baikal to Okhotsk
Eastern Siberia
Kamchatka
Kuril Islands
Korea and Manchuria
M ...
References
External links
Chachadake (Tiatia): Global Volcanism Program
- Smithsonian Institution
- Japan Meteorological Agency * - Japan Meteorological Agency
- Geological Survey of Japan Kunashir Island Stratovolcanoes of Russia Active volcanoes {{SakhalinOblast-geo-stub