Northwest Africa (NWA) 15468: A New Kind of Ordinary Chondrite with a Shocking History

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Hutson M. L. Ruzicka A. M. Friedrich J. M.* Weisberg M. K. Dua L. A. et al.

METSOC 2026 abstract (PDF)

“NWA 15468 has Fa compositions (8.0-9.2) more magnesian than OCs. Metal abundance (12-24%) is higher than H chondrites. EBSD gives evidence for shock at high T (~950 C) while siderophile bulk data display a depletion trend with decreasing volatility.”

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