Afdera (volcano)
Encyclopedia
Afdera is an isolated stratovolcano
in northeastern Ethiopia
, located at the intersection of three fault systems between the Erta Ale
, Tat Ali
, and Alayta
mountain ranges.
The volcano erupted lava
from its western flanks June 1907. The flow was about five metres thick and was accompanied by seismic phenomena.
Stratovolcano
A stratovolcano, also known as a composite volcano, is a tall, conical volcano built up by many layers of hardened lava, tephra, pumice, and volcanic ash. Unlike shield volcanoes, stratovolcanoes are characterized by a steep profile and periodic, explosive eruptions...
in northeastern Ethiopia
Ethiopia
Ethiopia , officially known as the Federal Democratic Republic of Ethiopia, is a country located in the Horn of Africa. It is the second-most populous nation in Africa, with over 82 million inhabitants, and the tenth-largest by area, occupying 1,100,000 km2...
, located at the intersection of three fault systems between the Erta Ale
Erta Ale
Erta Ale is a continuously active basaltic shield volcano in the Afar Region of northeastern Ethiopia, the most active volcano in Ethiopia. It is in the Afar Depression, a badlands desert area spanning the border with Eritrea, and the volcano itself is surrounded completely by an area below sea...
, Tat Ali
Tat Ali
Tat Ali is a low Holocene shield volcano located in the northern part of the Afar Region of Ethiopia. This elevation is characterized as having an elongated summit depression that has produced a variety of rock types, ranging from basalts to pantellerites. NNW-SSE-trending fissures cutting the...
, and Alayta
Mount Alayta
Mount Alayta is a shield volcano in the Afar Region of Ethiopia. Part of the Afar Triangle , a highly active volcanic region which includes the adjacent Mount Afdera, this volcano covers an area of 2700 square kilometers southwest of Lake Afrera...
mountain ranges.
The volcano erupted lava
Lava
Lava refers both to molten rock expelled by a volcano during an eruption and the resulting rock after solidification and cooling. This molten rock is formed in the interior of some planets, including Earth, and some of their satellites. When first erupted from a volcanic vent, lava is a liquid at...
from its western flanks June 1907. The flow was about five metres thick and was accompanied by seismic phenomena.