USGS Multimedia Gallery
Title: Dawn of Life
Description: 3.5 billion years old stromatolites. Searching for life on Mars using Mars analogs in Australia.
Location: Marble Bar, WA, Australia
Date Taken: Sep 8 2007
Photographer: Beatriz Ribeiro da Luz , U.S. Geological Survey
Usage: This image is public domain/of free use unless otherwise stated. Please refer to the USGS Copyright section for how to credit the photo.
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