Mount Adagdak is a

Pleistocene The Pleistocene ( ; referred to colloquially as the ''ice age, Ice Age'') is the geological epoch (geology), epoch that lasted from to 11,700 years ago, spanning the Earth's most recent period of repeated glaciations. Before a change was fin ...

age

stratovolcano A stratovolcano, also known as a composite volcano, is a typically conical volcano built up by many alternating layers (strata) of hardened lava and tephra. Unlike shield volcanoes, stratovolcanoes are characterized by a steep profile with ...

on the northernmost extremity of

Adak Island Adak Island (, ; ) or Father Island is an island near the western extent of the Andreanof Islands group of the Aleutian Islands in Alaska. Alaska's southernmost city, Adak, is located on the island. The island has a land area of , measuring lo ...

in the

Aleutian Islands The Aleutian Islands ( ; ; , "land of the Aleuts"; possibly from the Chukchi language, Chukchi ''aliat'', or "island")—also called the Aleut Islands, Aleutic Islands, or, before Alaska Purchase, 1867, the Catherine Archipelago—are a chain ...

Alaska Alaska ( ) is a non-contiguous U.S. state on the northwest extremity of North America. Part of the Western United States region, it is one of the two non-contiguous U.S. states, alongside Hawaii. Alaska is also considered to be the north ...

. Located about from

Anchorage Anchorage, officially the Municipality of Anchorage, is the most populous city in the U.S. state of Alaska. With a population of 291,247 at the 2020 census, it contains nearly 40 percent of the state's population. The Anchorage metropolita ...

, the mountain is located about south of Cape Adagdak, for which it was named in 1948 by the

United States Geological Survey The United States Geological Survey (USGS), founded as the Geological Survey, is an agency of the U.S. Department of the Interior whose work spans the disciplines of biology, geography, geology, and hydrology. The agency was founded on Mar ...

. The volcano is made up of rock from three different periods of activity. The youngest rock was argon dated to between 205,000 - 215,000 years old.

John Hunter John Hunter may refer to: Politics *John Hunter (British politician) (1724–1802), British Member of Parliament for Leominster * John Hunter (Canadian politician) (1909–1993), Canadian Liberal MP for Parkdale, 1949–1957 *Sir John Hunter ( ...

Quicklaunch Quicklaunch is an inactive US company attempting to use a type of space gun to launch payloads into low Earth orbit. It is a university spin-off of the SHARP project which ended 2005. Quicklauncher The Quicklaunch proposed firing apparatus wa ...

has twice proposed the use of Mount Adagdak's western slope as the emplacement site for a

light-gas gun The light-gas gun is an apparatus for physics experiments. It is a highly specialized gun designed to generate extremely high velocities. It is usually used to study high-speed impact phenomena ( hypervelocity research), such as the formation of ...

to launch small payloads into orbit for use at

ISS The International Space Station (ISS) is a large space station that was assembled and is maintained in low Earth orbit by a collaboration of five space agencies and their contractors: NASA (United States), Roscosmos (Russia), ESA (Europe), ...

References

External links

Alaska Volcano Observatory
Landforms of Aleutians West Census Area, Alaska Stratovolcanoes of Alaska Aleutian Range Mountains of Unorganized Borough, Alaska Volcanoes of Unorganized Borough, Alaska Pleistocene stratovolcanoes Volcanoes of the Aleutian Islands {{AleutiansWestAK-geo-stub

See also

References

External links