|Region:||Africa and Red Sea|
|Measurement method(s):||No measurements|
|Duration of observation:|
|Inferred cause of deformation:|
|Characteristics of deformation:|
No geodetic measurements have ever been made at Jebel Marra. Some fumarolic activity has been observed within the caldera. The most recent eruption was thought to have been at the Deriba Caldera.
|Reference:||NASA Space Shuttle image STS32-94-24, 1990 (http://eol.jsc.nasa.gov/)|
The circular feature towards the centre of this image is the Deriba caldera, the location of this volcanoes most recent eruption. Nasa, 1990.