Weak magnetism of Martian impact basins may reflect cooling in a reversing dynamo by S. C. Steele, R. R. Fu, A. Mittelholz, A. I. Ermakov, R. I. Citron, R. J. Lillis

“…However, evidence for a longer-lived, reversing dynamo from young volcanics and the Martian meteorite ALH 84001 supports an alternative interpretation of Mars’s apparently demagnetized basins. …”
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Radon on Mars and the Moon derived from Martian and lunar meteorites by Frédéric Girault, Ludovic Ferrière, Carine Sadaka, Íñigo de Loyola Chacartegui Rojo, Rémi Losno, Frédéric Moynier, Frédéric Perrier, Pierre-Yves Meslin

“…Radon emanation coefficient values are 2.1–17% (mean: 8.1 ± 2.5%) for Martian meteorites and 0.43–11% (mean: 5.5 ± 1.0%) for lunar meteorites. …”
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