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The Kookooligit Mountains are a volcanic mountain range on north-central St. Lawrence Island in the U.S. state of Alaska. They consist of a 30 km (19 mi) long and 40 km (25 mi) wide shield volcano capped with over 100 smaller volcanic cones. [1] [2] The volcanic cones are composed primarily of alkali olivine basalts, olivine tholeiite, and ...
Novarupta [a] is a volcano that was formed in 1912, located on the Alaska Peninsula on a slope of Trident Volcano in Katmai National Park and Preserve, about 290 miles (470 km) southwest of Anchorage.
A volcano near Alaska’s most populous city could be on the brink of eruption after showing signs of unrest over the past 10 months, according to experts. Hundreds of small earthquakes have ...
Mount Katmai (Russian: Катмай) is a large active stratovolcano (composite volcano) on the Alaska Peninsula in southern Alaska, located within Katmai National Park and Preserve. It is about 6.3 miles (10 km) in diameter with a central lake-filled caldera about two by three miles (3.2 by 4.8 km) in size, formed during the Novarupta eruption ...
A swarm of more than 100 shallow earthquakes at Alaska's Mount Spurr that began Sunday night and ran to Monday morning suggest the volcano could be moving closer to an eruption. "It's about a 50/ ...
This photo provided by the Alaska Volcano Observatory/U.S. Geological Survey shows the east flank of Takawangha Volcano near Adak, Alaska, on June 10, 2021. Not one but two volcanoes on the same ...
Map showing volcanoes of Alaska Peninsula. Dutton is a highly glaciated volcano. Its summit is composed of a series of lava domes which form a complex stratovolcano.The mountain's recent history is marked by at least avalanche which removed andesitic lava flows and several lava domes from the flank of its body and swiftly cascaded westward and southward towards Belkofski Bay.
Pyre Peak, also called Seguam Volcano, is an active stratovolcano on Seguam Island in the Aleutian Islands of Alaska. [2] Map showing volcanoes of Alaska. The mark is set at the location of Pyre Peak.