The Science of Sustainability

Tag: concretions

Placing a Bet on the Surface of Mars

Placing a Bet on the Surface of Mars

As Curiosity gets ready to use its rock drill for the first time, we can hypothesize on what it will find.

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Confounding Concretions

Confounding Concretions

Not crystals, not meteorites and not fossils, concretions puzzle people who find them. Geologists find them only slightly less puzzling than the general public.

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