
The Pilbara in northwestern Australia exposes some of the oldest rocks on Earth, over 3.6 billion years old. The iron-rich rocks formed before the presence of atmospheric oxygen, and life itself. Found upon these rocks are 3.45 billion-year-old fossil stromatolites, colonies of microbial cyanobacteria. The image is a composite of ASTER bands 4-2-1 displayed in RGB. The image was acquired October 12, 2004, covers an area of 49.1 by 55.2 km, and is located at 22.8 degrees south, 117.6 degrees east. https://photojournal.jpl.nasa.gov/catalog/PIA25122
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NASA ID
PIA25122
Date Created
February 4, 2022
Center
JPL
Media Type
image
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