Green Blobs on a Red Planet: NASA Rover Spots ‘Enigmatic’ Rock
The rocks indicate an ancient, iron-rich environment, but the rover wasn't able study details of the rock's composition.
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Scientists make ‘disturbing’ find on remote Brazil island: plastic rocks
when she came across a large outcrop of the peculiar-looking blue-green rocks. Intrigued, she took some back to her lab after her two-month expedition. Analysing them, she and her team identified ...