Chert rock. This carbonaceous chert is from the Barberton greenstone belt in South Africa. The Earth's oldest fossil bacteria have been found in this

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Chert rock. This carbonaceous chert is from the Barberton greenstone belt in South Africa. The Earth's oldest fossil bacteria have been found in this type of rock. Conditions when the rock was formed are similar to those on Mars today.

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Size: 3664px × 2864px
Photo credit: © SHEILA TERRY/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: -venomous, animal, biological, biology, fauna, grass, hunting, natrix, nature, reptile, reptilia, single, slithering, snake, spring, swimming, water, wildlife, zoological, zoology