Definition of "ventifacts" [ventifacts]

• Plural form of ventifact. (noun)

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• "Many more links at the educational page Disappearing rocks: how erosion creates ventifacts."
• "The Hoagland site Machinery found at Spirit landing site bizarrely interprets a set of unremarkable ventifacts (faceted, polished and pitted rocks typical of desert wind erosion) as "cased objects and machinery"."
• "Pictures and discussion re Martian ventifacts here from the Viking Lander and this PDF paper, Ventifacts on Mars (the latter with a nice comparison of a terrestrial wind-eroded lava with the Martian rocks 'Stimpy' and 'Souffle')."