Thunderstruck! A quasicrystal made by lightning
DOI:
https://doi.org/10.25250/thescbr.brk741Keywords:
Quasicrystals, electrical discharge, lightning strike, minerals, meteoritesAbstract
A material with characteristics between crystal and glass has been accidentally created by an electrical discharge (likely a lightning strike) in the Sand Hills of Nebraska. The material is a quasicrystal with 12-fold symmetry, impossible for ordinary crystals. Transient high-pressure and high-temperature conditions seem to ease the formation of quasicrystals in nature.
Original article reference
Bindi, L., Pasek, M. A., Ma, C., Hu, J., Cheng, G., Yao, N., Asimow, P. D., & Steinhardt, P. J. (2023). Electrical discharge triggers quasicrystal formation in an eolian dune. Proceedings of the National Academy of Sciences, 120(1). https://doi.org/10.1073/pnas.2215484119

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