Copahue

Copahue,

active volcano, 9,688 ft (2,953 m) high, on the central Argentina-Chile border. A stratovolcano (see volcanovolcano,
vents or fissures in the earth's crust through which gases, molten rock, or lava, and solid fragments are discharged. Their study is called volcanology. The term volcano
..... Click the link for more information. ) consisting of an elongated composite cone with nine craters extending along a 1.2-mi (2-km) line, it is within the Trapa-Trapa caldera, formed c. 500,000 years ago. Copahue's eastern summit contains an acidic crater lake that is c. 1,000 ft (300 m) wide. Eruptions at the volcano have been recorded since the mid-18th cent.; its most recent eruption occured in Dec., 2012.

单词	copahue
释义	Copahue Copahue, active volcano, 9,688 ft (2,953 m) high, on the central Argentina-Chile border. A stratovolcano (see volcanovolcano, vents or fissures in the earth's crust through which gases, molten rock, or lava, and solid fragments are discharged. Their study is called volcanology. The term volcano ..... Click the link for more information. ) consisting of an elongated composite cone with nine craters extending along a 1.2-mi (2-km) line, it is within the Trapa-Trapa caldera, formed c. 500,000 years ago. Copahue's eastern summit contains an acidic crater lake that is c. 1,000 ft (300 m) wide. Eruptions at the volcano have been recorded since the mid-18th cent.; its most recent eruption occured in Dec., 2012.
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