alb3827231

Glacial Pothole

Glacial pothole in granite with many mineral streaks; Shelburne, Massachusetts. Potholes most commonly occur in areas where there are ancient rocks with different resistances to erosion. Stronger pebbles fall into small cavities in stream bottoms and swirl, widening and deepening the cavities.
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Título:
Glacial Pothole
Glacial pothole in granite with many mineral streaks; Shelburne, Massachusetts. Potholes most commonly occur in areas where there are ancient rocks with different resistances to erosion. Stronger pebbles fall into small cavities in stream bottoms and swirl, widening and deepening the cavities.
Crédito:
Album / Science Source / CHRIS R. SHARP
Autorizaciones:
Modelo: No - Propiedad: No
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Tamaño imagen:
3422 x 5109 px | 50.0 MB
Tamaño impresión:
29.0 x 43.3 cm | 11.4 x 17.0 in (300 dpi)
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