Great Dyke of Zimbabwe

The Great Dyke of Zimbabwe is a layered intrusion of igneous, metal-bearing rock that has been dated to approximately 2.5 billion years in age.

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Astronaut photograph ISS025-E-5538 was acquired on September 30, 2010, with a Nikon D2Xs digital camera using a 180 mm lens, and is provided by the ISS Crew Earth Observations experiment and Image Science & Analysis Laboratory, Johnson Space Center. The image was taken by the Expedition 25 crew. The image in this article has been cropped and enhanced to improve contrast. Lens artifacts have been removed. The International Space Station Program supports the laboratory as part of the ISS National Lab to help astronauts take pictures of Earth that will be of the greatest value to scientists and the public, and to make those images freely available on the Internet. Additional images taken by astronauts and cosmonauts can be viewed at the NASA/JSC Gateway to Astronaut Photography of Earth. Caption by William L. Stefanov, NASA-JSC.

Published October 11, 2010
Data acquired September 30, 2010

Source:

ISS > Digital Camera

Collection:

Astronaut Photography