Ventifact
noun, Geology.
1.
a pebble or cobble that has been faceted, grooved, and polished by the erosive action of wind-driven sand.
noun
1.
(geology) a pebble that has been shaped by wind-blown sand
ventifact
(věn’tə-fākt’)
A rock or pebble that has been shaped, polished, or faceted by wind-driven sand.
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