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ハーバート島

Herbert

成層火山 · United States · 1280m

Herbert is a cone containing a 2-km-wide summit caldera that opens to NW. This 23 June 1987 view from the WSW shows a small plume originating from Cleveland in background, with darkened slopes from ashfall produced during an eruption that began on 19 June.
Herbert is a cone containing a 2-km-wide summit caldera that opens to NW. This 23 June 1987 view from the WSW shows a small plume originating from Cleveland in background, with darkened slopes from ashfall produced during an eruption that began on 19 June. · 写真: Photo by Harold Wilson (Peninsula Airways), 1987 (courtesy of John Reeder, Alaska Div. Geology Geophysical Surveys). · Wikimedia Commons
タイプ
成層火山
国
United States
地域
North America Volcanic Regions / Aleutian Ridge Volcanic Arc
標高
1280m
座標
52.742, -170.111
最終噴火
不明
テクトニクス環境
Subduction zone / Intermediate crust (15-25 km)
火山地形
Composite
主要岩石
Andesite / Basaltic Andesite
地質学的概要

The 10-km-wide Herbert Island, the SW-most of the Islands of the Four Mountains group, lies across a strait SW of Mount Cleveland. This symmetrical stratovolcano has a summit truncated by a 2-km-wide caldera breached to NW. No historical eruptions have been recorded, and no geological studies have been published.

Wikipedia の要約

要約が短いです。詳細は記事全文をご覧ください。

ハーバート島（Herbert Island )はアラスカ州アリューシャン列島フォー・マウンテンズ諸島にある島。

Wikipedia · CC BY-SA · 記事全文を読む →

噴火履歴

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