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Askival cumulate from the deep martian crust. Image from ChemCam/IRAP/MSL

Sol 2039 1st May 2018 Unique Samples from the Deep Martian Crust

We have recently come across a unique set of samples from the deeper crust of Mars, kilometres below what was the Gale Lake 4 billion years ago. This sample – called Askival after similar rocks from the Isle of Rhum in Scotland – formed from crystals settling down through or rising through a magma body. The light […]

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