How does lunar regolith primarily differ from terrestrial beach sand?

Answer

Particles are fractured, angular, and exceedingly sharp.

Terrestrial sand is smoothed by wind and water erosion, but lunar regolith particles are fractured, angular, and exceedingly sharp because they have been hammered by high-velocity impacts without the tempering effect of wind.

How does lunar regolith primarily differ from terrestrial beach sand?

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