Sacabaya

Sacabaya
Highest point
Elevation 4,215 m (13,829 ft)
Coordinates 18°37′0″S 68°45′0″W / 18.61667°S 68.75000°W / -18.61667; -68.75000
Geography
Location Bolivia
Parent range Andes
Geology
Mountain type Pyroclastic shield

Sacabaya (also known as Tambo Quemado) is a pyroclastic shield in Bolivia. It is located on the Altiplano near to the Rio Lauca. The volcano is composed of ignimbrite, which has formed a shield. The shield is capped by an area of vents which has many overlapping craters, and is elongated in shape. At the southern end lies the youngest of the craters. This crater has a lava dome within it. The peak has fumaroles and its associated tephra deposits have been shaped into sand dunes by wind activity.

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Sources

This article is issued from Wikipedia - version of the 2/28/2013. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.